159448040

素因数分解:

$2^3\times 5^1\times {\mathrm{3986201}}^1$

素因数の和:3986212

約数の個数: 16

約数和(自身を含む): 358758180

約数和(自身を除く): 199310140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3986201, 7972402, 15944804, 19931005, 31889608, 39862010, 79724020, 159448040]

約数ペア:

[(1, 159448040), (2, 79724020), (4, 39862010), (5, 31889608), (8, 19931005), (10, 15944804), (20, 7972402), (40, 3986201)]