20235037060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{881}}^1\times {\mathrm{1019}}^1$

素因数の和:1946

約数の個数: 144

約数和(自身を含む): 51689715840

約数和(自身を除く): 31454678780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 881, 980, 1019, 1127, 1610, 1762, 2038, 2254, 3220, 3524, 4076, 4405, 4508, 5095, 5635, 6167, 7133, 8810, 10190, 11270, 12334, 14266, 17620, 20263, 20380, 22540, 23437, 24668, 28532, 30835, 35665, 40526, 43169, 46874, 49931, 61670, 71330, 81052, 86338, 93748, 99862, 101315, 117185, 123340, 141841, 142660, 164059, 172676, 199724, 202630, 215845, 234370, 249655, 283682, 328118, 405260, 431690, 468740, 499310, 567364, 656236, 709205, 820295, 863380, 897739, 992887, 998620, 1148413, 1418410, 1640590, 1795478, 1985774, 2296826, 2836820, 3281180, 3590956, 3971548, 4488695, 4593652, 4964435, 5742065, 6284173, 8977390, 9928870, 11484130, 12568346, 17954780, 19857740, 20647997, 22968260, 25136692, 31420865, 41295994, 43989211, 62841730, 82591988, 87978422, 103239985, 125683460, 144535979, 175956844, 206479970, 219946055, 289071958, 412959940, 439892110, 578143916, 722679895, 879784220, 1011751853, 1445359790, 2023503706, 2890719580, 4047007412, 5058759265, 10117518530, 20235037060]

約数ペア:

[(1, 20235037060), (2, 10117518530), (4, 5058759265), (5, 4047007412), (7, 2890719580), (10, 2023503706), (14, 1445359790), (20, 1011751853), (23, 879784220), (28, 722679895), (35, 578143916), (46, 439892110), (49, 412959940), (70, 289071958), (92, 219946055), (98, 206479970), (115, 175956844), (140, 144535979), (161, 125683460), (196, 103239985), (230, 87978422), (245, 82591988), (322, 62841730), (460, 43989211), (490, 41295994), (644, 31420865), (805, 25136692), (881, 22968260), (980, 20647997), (1019, 19857740), (1127, 17954780), (1610, 12568346), (1762, 11484130), (2038, 9928870), (2254, 8977390), (3220, 6284173), (3524, 5742065), (4076, 4964435), (4405, 4593652), (4508, 4488695), (5095, 3971548), (5635, 3590956), (6167, 3281180), (7133, 2836820), (8810, 2296826), (10190, 1985774), (11270, 1795478), (12334, 1640590), (14266, 1418410), (17620, 1148413), (20263, 998620), (20380, 992887), (22540, 897739), (23437, 863380), (24668, 820295), (28532, 709205), (30835, 656236), (35665, 567364), (40526, 499310), (43169, 468740), (46874, 431690), (49931, 405260), (61670, 328118), (71330, 283682), (81052, 249655), (86338, 234370), (93748, 215845), (99862, 202630), (101315, 199724), (117185, 172676), (123340, 164059), (141841, 142660)]