16620590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{839}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 34352640

約数和(自身を除く): 17732050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283, 566, 839, 1415, 1678, 1981, 2830, 3962, 4195, 5873, 8390, 9905, 11746, 19810, 29365, 58730, 237437, 474874, 1187185, 1662059, 2374370, 3324118, 8310295, 16620590]

約数ペア:

[(1, 16620590), (2, 8310295), (5, 3324118), (7, 2374370), (10, 1662059), (14, 1187185), (35, 474874), (70, 237437), (283, 58730), (566, 29365), (839, 19810), (1415, 11746), (1678, 9905), (1981, 8390), (2830, 5873), (3962, 4195)]