40890685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1427}}^1$

素因数の和:1964

約数の個数: 16

約数和(自身を含む): 53669952

約数和(自身を除く): 12779267

約数列:

[1, 5, 11, 55, 521, 1427, 2605, 5731, 7135, 15697, 28655, 78485, 743467, 3717335, 8178137, 40890685]

約数ペア:

[(1, 40890685), (5, 8178137), (11, 3717335), (55, 743467), (521, 78485), (1427, 28655), (2605, 15697), (5731, 7135)]