1330774540

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{80849}}^1$

素因数の和:81681

約数の個数: 24

約数和(自身を含む): 2798056800

約数和(自身を除く): 1467282260

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 16460, 80849, 161698, 323396, 404245, 808490, 1616980, 66538727, 133077454, 266154908, 332693635, 665387270, 1330774540]

約数ペア:

[(1, 1330774540), (2, 665387270), (4, 332693635), (5, 266154908), (10, 133077454), (20, 66538727), (823, 1616980), (1646, 808490), (3292, 404245), (4115, 323396), (8230, 161698), (16460, 80849)]