20609620

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{3517}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 43440264

約数和(自身を除く): 22830644

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 3517, 5860, 7034, 14068, 17585, 35170, 70340, 1030481, 2060962, 4121924, 5152405, 10304810, 20609620]

約数ペア:

[(1, 20609620), (2, 10304810), (4, 5152405), (5, 4121924), (10, 2060962), (20, 1030481), (293, 70340), (586, 35170), (1172, 17585), (1465, 14068), (2930, 7034), (3517, 5860)]