12720110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97847}}^1$

素因数の和:97867

約数の個数: 16

約数和(自身を含む): 24657696

約数和(自身を除く): 11937586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 97847, 195694, 489235, 978470, 1272011, 2544022, 6360055, 12720110]

約数ペア:

[(1, 12720110), (2, 6360055), (5, 2544022), (10, 1272011), (13, 978470), (26, 489235), (65, 195694), (130, 97847)]