20176675420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:668

約数の個数: 192

約数和(自身を含む): 49913708544

約数和(自身を除く): 29737033124

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 107, 110, 127, 170, 187, 214, 220, 254, 340, 374, 397, 428, 508, 535, 635, 748, 794, 935, 1070, 1177, 1270, 1397, 1588, 1819, 1870, 1985, 2140, 2159, 2354, 2540, 2794, 3638, 3740, 3970, 4318, 4367, 4708, 5588, 5885, 6749, 6985, 7276, 7940, 8636, 8734, 9095, 10795, 11770, 13498, 13589, 13970, 17468, 18190, 20009, 21590, 21835, 23540, 23749, 26996, 27178, 27940, 33745, 36380, 40018, 42479, 43180, 43670, 47498, 50419, 54356, 67490, 67945, 74239, 80036, 84958, 87340, 94996, 100045, 100838, 118745, 134980, 135890, 148478, 149479, 169916, 200090, 201676, 212395, 231013, 237490, 252095, 271780, 296956, 298958, 371195, 400180, 424790, 462026, 467269, 474980, 504190, 554609, 597916, 722143, 742390, 747395, 849580, 857123, 924052, 934538, 1008380, 1109218, 1155065, 1444286, 1484780, 1494790, 1714246, 1869076, 2218436, 2310130, 2336345, 2541143, 2773045, 2888572, 2989580, 3428492, 3610715, 4285615, 4620260, 4672690, 5082286, 5394833, 5546090, 7221430, 7943573, 8571230, 9345380, 9428353, 10164572, 10789666, 11092180, 12705715, 14442860, 15887146, 17142460, 18856706, 21579332, 25411430, 26974165, 31774292, 37713412, 39717865, 47141765, 50822860, 53948330, 59343163, 79435730, 91712161, 94283530, 107896660, 118686326, 158871460, 183424322, 188567060, 237372652, 296715815, 366848644, 458560805, 593431630, 917121610, 1008833771, 1186863260, 1834243220, 2017667542, 4035335084, 5044168855, 10088337710, 20176675420]

約数ペア:

[(1, 20176675420), (2, 10088337710), (4, 5044168855), (5, 4035335084), (10, 2017667542), (11, 1834243220), (17, 1186863260), (20, 1008833771), (22, 917121610), (34, 593431630), (44, 458560805), (55, 366848644), (68, 296715815), (85, 237372652), (107, 188567060), (110, 183424322), (127, 158871460), (170, 118686326), (187, 107896660), (214, 94283530), (220, 91712161), (254, 79435730), (340, 59343163), (374, 53948330), (397, 50822860), (428, 47141765), (508, 39717865), (535, 37713412), (635, 31774292), (748, 26974165), (794, 25411430), (935, 21579332), (1070, 18856706), (1177, 17142460), (1270, 15887146), (1397, 14442860), (1588, 12705715), (1819, 11092180), (1870, 10789666), (1985, 10164572), (2140, 9428353), (2159, 9345380), (2354, 8571230), (2540, 7943573), (2794, 7221430), (3638, 5546090), (3740, 5394833), (3970, 5082286), (4318, 4672690), (4367, 4620260), (4708, 4285615), (5588, 3610715), (5885, 3428492), (6749, 2989580), (6985, 2888572), (7276, 2773045), (7940, 2541143), (8636, 2336345), (8734, 2310130), (9095, 2218436), (10795, 1869076), (11770, 1714246), (13498, 1494790), (13589, 1484780), (13970, 1444286), (17468, 1155065), (18190, 1109218), (20009, 1008380), (21590, 934538), (21835, 924052), (23540, 857123), (23749, 849580), (26996, 747395), (27178, 742390), (27940, 722143), (33745, 597916), (36380, 554609), (40018, 504190), (42479, 474980), (43180, 467269), (43670, 462026), (47498, 424790), (50419, 400180), (54356, 371195), (67490, 298958), (67945, 296956), (74239, 271780), (80036, 252095), (84958, 237490), (87340, 231013), (94996, 212395), (100045, 201676), (100838, 200090), (118745, 169916), (134980, 149479), (135890, 148478)]