40539722

素因数分解:

$2^1\times {\mathrm{71}}^2\times {\mathrm{4021}}^1$

素因数の和:4165

約数の個数: 12

約数和(自身を含む): 61693458

約数和(自身を除く): 21153736

約数列:

[1, 2, 71, 142, 4021, 5041, 8042, 10082, 285491, 570982, 20269861, 40539722]

約数ペア:

[(1, 40539722), (2, 20269861), (71, 570982), (142, 285491), (4021, 10082), (5041, 8042)]