1290160372

素因数分解:

$2^2\times {\mathrm{727}}^1\times {\mathrm{443659}}^1$

素因数の和:444390

約数の個数: 12

約数和(自身を含む): 2260891360

約数和(自身を除く): 970730988

約数列:

[1, 2, 4, 727, 1454, 2908, 443659, 887318, 1774636, 322540093, 645080186, 1290160372]

約数ペア:

[(1, 1290160372), (2, 645080186), (4, 322540093), (727, 1774636), (1454, 887318), (2908, 443659)]