2281508720

素因数分解:

$2^4\times 5^1\times {\mathrm{28518859}}^1$

素因数の和:28518872

約数の個数: 20

約数和(自身を含む): 5304507960

約数和(自身を除く): 3022999240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28518859, 57037718, 114075436, 142594295, 228150872, 285188590, 456301744, 570377180, 1140754360, 2281508720]

約数ペア:

[(1, 2281508720), (2, 1140754360), (4, 570377180), (5, 456301744), (8, 285188590), (10, 228150872), (16, 142594295), (20, 114075436), (40, 57037718), (80, 28518859)]