12890210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44449}}^1$

素因数の和:44485

約数の個数: 16

約数和(自身を含む): 24003000

約数和(自身を除く): 11112790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 44449, 88898, 222245, 444490, 1289021, 2578042, 6445105, 12890210]

約数ペア:

[(1, 12890210), (2, 6445105), (5, 2578042), (10, 1289021), (29, 444490), (58, 222245), (145, 88898), (290, 44449)]