12487660

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2131}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 26325936

約数和(自身を除く): 13838276

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2131, 2930, 4262, 5860, 8524, 10655, 21310, 42620, 624383, 1248766, 2497532, 3121915, 6243830, 12487660]

約数ペア:

[(1, 12487660), (2, 6243830), (4, 3121915), (5, 2497532), (10, 1248766), (20, 624383), (293, 42620), (586, 21310), (1172, 10655), (1465, 8524), (2131, 5860), (2930, 4262)]