12479870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5647}}^1$

素因数の和:5684

約数の個数: 32

約数和(自身を含む): 25619328

約数和(自身を除く): 13139458

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 5647, 11294, 28235, 56470, 73411, 95999, 146822, 191998, 367055, 479995, 734110, 959990, 1247987, 2495974, 6239935, 12479870]

約数ペア:

[(1, 12479870), (2, 6239935), (5, 2495974), (10, 1247987), (13, 959990), (17, 734110), (26, 479995), (34, 367055), (65, 191998), (85, 146822), (130, 95999), (170, 73411), (221, 56470), (442, 28235), (1105, 11294), (2210, 5647)]