12728770

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1171}}^1$

素因数の和:2265

約数の個数: 16

約数和(自身を含む): 22952448

約数和(自身を除く): 10223678

約数列:

[1, 2, 5, 10, 1087, 1171, 2174, 2342, 5435, 5855, 10870, 11710, 1272877, 2545754, 6364385, 12728770]

約数ペア:

[(1, 12728770), (2, 6364385), (5, 2545754), (10, 1272877), (1087, 11710), (1171, 10870), (2174, 5855), (2342, 5435)]