207925630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 420526080

約数和(自身を除く): 212600450

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 79, 110, 142, 158, 337, 355, 395, 674, 710, 781, 790, 869, 1562, 1685, 1738, 3370, 3707, 3905, 4345, 5609, 7414, 7810, 8690, 11218, 18535, 23927, 26623, 28045, 37070, 47854, 53246, 56090, 61699, 119635, 123398, 133115, 239270, 263197, 266230, 292853, 308495, 526394, 585706, 616990, 1315985, 1464265, 1890233, 2631970, 2928530, 3780466, 9451165, 18902330, 20792563, 41585126, 103962815, 207925630]

約数ペア:

[(1, 207925630), (2, 103962815), (5, 41585126), (10, 20792563), (11, 18902330), (22, 9451165), (55, 3780466), (71, 2928530), (79, 2631970), (110, 1890233), (142, 1464265), (158, 1315985), (337, 616990), (355, 585706), (395, 526394), (674, 308495), (710, 292853), (781, 266230), (790, 263197), (869, 239270), (1562, 133115), (1685, 123398), (1738, 119635), (3370, 61699), (3707, 56090), (3905, 53246), (4345, 47854), (5609, 37070), (7414, 28045), (7810, 26623), (8690, 23927), (11218, 18535)]