870836840

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{41627}}^1$

素因数の和:42161

約数の個数: 32

約数和(自身を含む): 1963176480

約数和(自身を除く): 1092339640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 4184, 5230, 10460, 20920, 41627, 83254, 166508, 208135, 333016, 416270, 832540, 1665080, 21770921, 43541842, 87083684, 108854605, 174167368, 217709210, 435418420, 870836840]

約数ペア:

[(1, 870836840), (2, 435418420), (4, 217709210), (5, 174167368), (8, 108854605), (10, 87083684), (20, 43541842), (40, 21770921), (523, 1665080), (1046, 832540), (2092, 416270), (2615, 333016), (4184, 208135), (5230, 166508), (10460, 83254), (20920, 41627)]