2498306980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9608873}}^1$

素因数の和:9608895

約数の個数: 24

約数和(自身を含む): 5650017912

約数和(自身を除く): 3151710932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9608873, 19217746, 38435492, 48044365, 96088730, 124915349, 192177460, 249830698, 499661396, 624576745, 1249153490, 2498306980]

約数ペア:

[(1, 2498306980), (2, 1249153490), (4, 624576745), (5, 499661396), (10, 249830698), (13, 192177460), (20, 124915349), (26, 96088730), (52, 48044365), (65, 38435492), (130, 19217746), (260, 9608873)]