56720170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{436309}}^1$

素因数の和:436329

約数の個数: 16

約数和(自身を含む): 109950120

約数和(自身を除く): 53229950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 436309, 872618, 2181545, 4363090, 5672017, 11344034, 28360085, 56720170]

約数ペア:

[(1, 56720170), (2, 28360085), (5, 11344034), (10, 5672017), (13, 4363090), (26, 2181545), (65, 872618), (130, 436309)]