20246571870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1\times {\mathrm{2687}}^1$

素因数の和:3434

約数の個数: 128

約数和(自身を含む): 56685920256

約数和(自身を除く): 36439348386

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 159, 210, 265, 318, 371, 530, 677, 742, 795, 1113, 1354, 1590, 1855, 2031, 2226, 2687, 3385, 3710, 4062, 4739, 5374, 5565, 6770, 8061, 9478, 10155, 11130, 13435, 14217, 16122, 18809, 20310, 23695, 26870, 28434, 35881, 37618, 40305, 47390, 56427, 71085, 71762, 80610, 94045, 107643, 112854, 142170, 142411, 179405, 188090, 215286, 251167, 282135, 284822, 358810, 427233, 502334, 538215, 564270, 712055, 753501, 854466, 996877, 1076430, 1255835, 1424110, 1507002, 1819099, 1993754, 2136165, 2511670, 2990631, 3638198, 3767505, 4272330, 4984385, 5457297, 5981262, 7535010, 9095495, 9968770, 10914594, 12733693, 14953155, 18190990, 25467386, 27286485, 29906310, 38201079, 54572970, 63668465, 76402158, 96412247, 127336930, 191005395, 192824494, 289236741, 382010790, 482061235, 578473482, 674885729, 964122470, 1349771458, 1446183705, 2024657187, 2892367410, 3374428645, 4049314374, 6748857290, 10123285935, 20246571870]

約数ペア:

[(1, 20246571870), (2, 10123285935), (3, 6748857290), (5, 4049314374), (6, 3374428645), (7, 2892367410), (10, 2024657187), (14, 1446183705), (15, 1349771458), (21, 964122470), (30, 674885729), (35, 578473482), (42, 482061235), (53, 382010790), (70, 289236741), (105, 192824494), (106, 191005395), (159, 127336930), (210, 96412247), (265, 76402158), (318, 63668465), (371, 54572970), (530, 38201079), (677, 29906310), (742, 27286485), (795, 25467386), (1113, 18190990), (1354, 14953155), (1590, 12733693), (1855, 10914594), (2031, 9968770), (2226, 9095495), (2687, 7535010), (3385, 5981262), (3710, 5457297), (4062, 4984385), (4739, 4272330), (5374, 3767505), (5565, 3638198), (6770, 2990631), (8061, 2511670), (9478, 2136165), (10155, 1993754), (11130, 1819099), (13435, 1507002), (14217, 1424110), (16122, 1255835), (18809, 1076430), (20310, 996877), (23695, 854466), (26870, 753501), (28434, 712055), (35881, 564270), (37618, 538215), (40305, 502334), (47390, 427233), (56427, 358810), (71085, 284822), (71762, 282135), (80610, 251167), (94045, 215286), (107643, 188090), (112854, 179405), (142170, 142411)]