157224280

素因数分解:

$2^3\times 5^1\times {\mathrm{3930607}}^1$

素因数の和:3930618

約数の個数: 16

約数和(自身を含む): 353754720

約数和(自身を除く): 196530440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3930607, 7861214, 15722428, 19653035, 31444856, 39306070, 78612140, 157224280]

約数ペア:

[(1, 157224280), (2, 78612140), (4, 39306070), (5, 31444856), (8, 19653035), (10, 15722428), (20, 7861214), (40, 3930607)]