16917640

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{733}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 38182680

約数和(自身を除く): 21265040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 733, 1154, 1466, 2308, 2885, 2932, 3665, 4616, 5770, 5864, 7330, 11540, 14660, 23080, 29320, 422941, 845882, 1691764, 2114705, 3383528, 4229410, 8458820, 16917640]

約数ペア:

[(1, 16917640), (2, 8458820), (4, 4229410), (5, 3383528), (8, 2114705), (10, 1691764), (20, 845882), (40, 422941), (577, 29320), (733, 23080), (1154, 14660), (1466, 11540), (2308, 7330), (2885, 5864), (2932, 5770), (3665, 4616)]