157400120

素因数分解:

$2^3\times 5^1\times {\mathrm{3935003}}^1$

素因数の和:3935014

約数の個数: 16

約数和(自身を含む): 354150360

約数和(自身を除く): 196750240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3935003, 7870006, 15740012, 19675015, 31480024, 39350030, 78700060, 157400120]

約数ペア:

[(1, 157400120), (2, 78700060), (4, 39350030), (5, 31480024), (8, 19675015), (10, 15740012), (20, 7870006), (40, 3935003)]