28426360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19207}}^1$

素因数の和:19255

約数の個数: 32

約数和(自身を含む): 65691360

約数和(自身を除く): 37265000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19207, 38414, 76828, 96035, 153656, 192070, 384140, 710659, 768280, 1421318, 2842636, 3553295, 5685272, 7106590, 14213180, 28426360]

約数ペア:

[(1, 28426360), (2, 14213180), (4, 7106590), (5, 5685272), (8, 3553295), (10, 2842636), (20, 1421318), (37, 768280), (40, 710659), (74, 384140), (148, 192070), (185, 153656), (296, 96035), (370, 76828), (740, 38414), (1480, 19207)]