135020560

素因数分解:

$2^4\times 5^1\times {\mathrm{1687757}}^1$

素因数の和:1687770

約数の個数: 20

約数和(自身を含む): 313922988

約数和(自身を除く): 178902428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1687757, 3375514, 6751028, 8438785, 13502056, 16877570, 27004112, 33755140, 67510280, 135020560]

約数ペア:

[(1, 135020560), (2, 67510280), (4, 33755140), (5, 27004112), (8, 16877570), (10, 13502056), (16, 8438785), (20, 6751028), (40, 3375514), (80, 1687757)]