40931020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157427}}^1$

素因数の和:157449

約数の個数: 24

約数和(自身を含む): 92567664

約数和(自身を除く): 51636644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 157427, 314854, 629708, 787135, 1574270, 2046551, 3148540, 4093102, 8186204, 10232755, 20465510, 40931020]

約数ペア:

[(1, 40931020), (2, 20465510), (4, 10232755), (5, 8186204), (10, 4093102), (13, 3148540), (20, 2046551), (26, 1574270), (52, 787135), (65, 629708), (130, 314854), (260, 157427)]