55801420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17117}}^1$

素因数の和:17289

約数の個数: 24

約数和(自身を含む): 117908784

約数和(自身を除く): 62107364

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 17117, 34234, 68468, 85585, 171170, 342340, 2790071, 5580142, 11160284, 13950355, 27900710, 55801420]

約数ペア:

[(1, 55801420), (2, 27900710), (4, 13950355), (5, 11160284), (10, 5580142), (20, 2790071), (163, 342340), (326, 171170), (652, 85585), (815, 68468), (1630, 34234), (3260, 17117)]