8631740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33199}}^1$

素因数の和:33221

約数の個数: 24

約数和(自身を含む): 19521600

約数和(自身を除く): 10889860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33199, 66398, 132796, 165995, 331990, 431587, 663980, 863174, 1726348, 2157935, 4315870, 8631740]

約数ペア:

[(1, 8631740), (2, 4315870), (4, 2157935), (5, 1726348), (10, 863174), (13, 663980), (20, 431587), (26, 331990), (52, 165995), (65, 132796), (130, 66398), (260, 33199)]