15931640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17317}}^1$

素因数の和:17351

約数の個数: 32

約数和(自身を含む): 37406880

約数和(自身を除く): 21475240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 17317, 34634, 69268, 86585, 138536, 173170, 346340, 398291, 692680, 796582, 1593164, 1991455, 3186328, 3982910, 7965820, 15931640]

約数ペア:

[(1, 15931640), (2, 7965820), (4, 3982910), (5, 3186328), (8, 1991455), (10, 1593164), (20, 796582), (23, 692680), (40, 398291), (46, 346340), (92, 173170), (115, 138536), (184, 86585), (230, 69268), (460, 34634), (920, 17317)]