103020640

素因数分解:

$2^5\times 5^1\times {\mathrm{643879}}^1$

素因数の和:643894

約数の個数: 24

約数和(自身を含む): 243386640

約数和(自身を除く): 140366000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 643879, 1287758, 2575516, 3219395, 5151032, 6438790, 10302064, 12877580, 20604128, 25755160, 51510320, 103020640]

約数ペア:

[(1, 103020640), (2, 51510320), (4, 25755160), (5, 20604128), (8, 12877580), (10, 10302064), (16, 6438790), (20, 5151032), (32, 3219395), (40, 2575516), (80, 1287758), (160, 643879)]