56720780

素因数分解:

$2^2\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1993}}^1$

素因数の和:3425

約数の個数: 24

約数和(自身を含む): 119257152

約数和(自身を除く): 62536372

約数列:

[1, 2, 4, 5, 10, 20, 1423, 1993, 2846, 3986, 5692, 7115, 7972, 9965, 14230, 19930, 28460, 39860, 2836039, 5672078, 11344156, 14180195, 28360390, 56720780]

約数ペア:

[(1, 56720780), (2, 28360390), (4, 14180195), (5, 11344156), (10, 5672078), (20, 2836039), (1423, 39860), (1993, 28460), (2846, 19930), (3986, 14230), (5692, 9965), (7115, 7972)]