15679738640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5297209}}^1$

素因数の和:5297259

約数の個数: 40

約数和(自身を含む): 37440680280

約数和(自身を除く): 21760941640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 5297209, 10594418, 21188836, 26486045, 42377672, 52972090, 84755344, 105944180, 195996733, 211888360, 391993466, 423776720, 783986932, 979983665, 1567973864, 1959967330, 3135947728, 3919934660, 7839869320, 15679738640]

約数ペア:

[(1, 15679738640), (2, 7839869320), (4, 3919934660), (5, 3135947728), (8, 1959967330), (10, 1567973864), (16, 979983665), (20, 783986932), (37, 423776720), (40, 391993466), (74, 211888360), (80, 195996733), (148, 105944180), (185, 84755344), (296, 52972090), (370, 42377672), (592, 26486045), (740, 21188836), (1480, 10594418), (2960, 5297209)]