13217080

素因数分解:

$2^3\times 5^1\times {\mathrm{330427}}^1$

素因数の和:330438

約数の個数: 16

約数和(自身を含む): 29738520

約数和(自身を除く): 16521440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330427, 660854, 1321708, 1652135, 2643416, 3304270, 6608540, 13217080]

約数ペア:

[(1, 13217080), (2, 6608540), (4, 3304270), (5, 2643416), (8, 1652135), (10, 1321708), (20, 660854), (40, 330427)]