40408345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13721}}^1$

素因数の和:13776

約数の個数: 16

約数和(自身を含む): 52692480

約数和(自身を除く): 12284135

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 13721, 68605, 260699, 425351, 1303495, 2126755, 8081669, 40408345]

約数ペア:

[(1, 40408345), (5, 8081669), (19, 2126755), (31, 1303495), (95, 425351), (155, 260699), (589, 68605), (2945, 13721)]