42408280

素因数分解:

$2^3\times 5^1\times {\mathrm{1060207}}^1$

素因数の和:1060218

約数の個数: 16

約数和(自身を含む): 95418720

約数和(自身を除く): 53010440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1060207, 2120414, 4240828, 5301035, 8481656, 10602070, 21204140, 42408280]

約数ペア:

[(1, 42408280), (2, 21204140), (4, 10602070), (5, 8481656), (8, 5301035), (10, 4240828), (20, 2120414), (40, 1060207)]