39986830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16189}}^1$

素因数の和:16228

約数の個数: 32

約数和(自身を含む): 81597600

約数和(自身を除く): 41610770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 16189, 32378, 80945, 161890, 210457, 307591, 420914, 615182, 1052285, 1537955, 2104570, 3075910, 3998683, 7997366, 19993415, 39986830]

約数ペア:

[(1, 39986830), (2, 19993415), (5, 7997366), (10, 3998683), (13, 3075910), (19, 2104570), (26, 1537955), (38, 1052285), (65, 615182), (95, 420914), (130, 307591), (190, 210457), (247, 161890), (494, 80945), (1235, 32378), (2470, 16189)]