249930890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{2579}}^1$

素因数の和:3478

約数の個数: 32

約数和(自身を含む): 491520960

約数和(自身を除く): 241590070

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 881, 1762, 2579, 4405, 5158, 8810, 9691, 12895, 19382, 25790, 28369, 48455, 56738, 96910, 141845, 283690, 2272099, 4544198, 11360495, 22720990, 24993089, 49986178, 124965445, 249930890]

約数ペア:

[(1, 249930890), (2, 124965445), (5, 49986178), (10, 24993089), (11, 22720990), (22, 11360495), (55, 4544198), (110, 2272099), (881, 283690), (1762, 141845), (2579, 96910), (4405, 56738), (5158, 48455), (8810, 28369), (9691, 25790), (12895, 19382)]