23205860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13037}}^1$

素因数の和:13135

約数の個数: 24

約数和(自身を含む): 49283640

約数和(自身を除く): 26077780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 13037, 26074, 52148, 65185, 130370, 260740, 1160293, 2320586, 4641172, 5801465, 11602930, 23205860]

約数ペア:

[(1, 23205860), (2, 11602930), (4, 5801465), (5, 4641172), (10, 2320586), (20, 1160293), (89, 260740), (178, 130370), (356, 65185), (445, 52148), (890, 26074), (1780, 13037)]