156964040

素因数分解:

$2^3\times 5^1\times {\mathrm{3924101}}^1$

素因数の和:3924112

約数の個数: 16

約数和(自身を含む): 353169180

約数和(自身を除く): 196205140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924101, 7848202, 15696404, 19620505, 31392808, 39241010, 78482020, 156964040]

約数ペア:

[(1, 156964040), (2, 78482020), (4, 39241010), (5, 31392808), (8, 19620505), (10, 15696404), (20, 7848202), (40, 3924101)]