4088720

素因数分解:

$2^4\times 5^1\times {\mathrm{51109}}^1$

素因数の和:51122

約数の個数: 20

約数和(自身を含む): 9506460

約数和(自身を除く): 5417740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51109, 102218, 204436, 255545, 408872, 511090, 817744, 1022180, 2044360, 4088720]

約数ペア:

[(1, 4088720), (2, 2044360), (4, 1022180), (5, 817744), (8, 511090), (10, 408872), (16, 255545), (20, 204436), (40, 102218), (80, 51109)]