1257511740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20958529}}^1$

素因数の和:20958541

約数の個数: 24

約数和(自身を含む): 3521033040

約数和(自身を除く): 2263521300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20958529, 41917058, 62875587, 83834116, 104792645, 125751174, 209585290, 251502348, 314377935, 419170580, 628755870, 1257511740]

約数ペア:

[(1, 1257511740), (2, 628755870), (3, 419170580), (4, 314377935), (5, 251502348), (6, 209585290), (10, 125751174), (12, 104792645), (15, 83834116), (20, 62875587), (30, 41917058), (60, 20958529)]