40816580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{291547}}^1$

素因数の和:291563

約数の個数: 24

約数和(自身を含む): 97960128

約数和(自身を除く): 57143548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 291547, 583094, 1166188, 1457735, 2040829, 2915470, 4081658, 5830940, 8163316, 10204145, 20408290, 40816580]

約数ペア:

[(1, 40816580), (2, 20408290), (4, 10204145), (5, 8163316), (7, 5830940), (10, 4081658), (14, 2915470), (20, 2040829), (28, 1457735), (35, 1166188), (70, 583094), (140, 291547)]