15664020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3677}}^1$

素因数の和:3760

約数の個数: 48

約数和(自身を含む): 44489088

約数和(自身を除く): 28825068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3677, 4260, 7354, 11031, 14708, 18385, 22062, 36770, 44124, 55155, 73540, 110310, 220620, 261067, 522134, 783201, 1044268, 1305335, 1566402, 2610670, 3132804, 3916005, 5221340, 7832010, 15664020]

約数ペア:

[(1, 15664020), (2, 7832010), (3, 5221340), (4, 3916005), (5, 3132804), (6, 2610670), (10, 1566402), (12, 1305335), (15, 1044268), (20, 783201), (30, 522134), (60, 261067), (71, 220620), (142, 110310), (213, 73540), (284, 55155), (355, 44124), (426, 36770), (710, 22062), (852, 18385), (1065, 14708), (1420, 11031), (2130, 7354), (3677, 4260)]