12865070

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1567}}^1$

素因数の和:2395

約数の個数: 16

約数和(自身を含む): 23200128

約数和(自身を除く): 10335058

約数列:

[1, 2, 5, 10, 821, 1567, 1642, 3134, 4105, 7835, 8210, 15670, 1286507, 2573014, 6432535, 12865070]

約数ペア:

[(1, 12865070), (2, 6432535), (5, 2573014), (10, 1286507), (821, 15670), (1567, 8210), (1642, 7835), (3134, 4105)]