7145960

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{787}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 16169760

約数和(自身を除く): 9023800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 787, 908, 1135, 1574, 1816, 2270, 3148, 3935, 4540, 6296, 7870, 9080, 15740, 31480, 178649, 357298, 714596, 893245, 1429192, 1786490, 3572980, 7145960]

約数ペア:

[(1, 7145960), (2, 3572980), (4, 1786490), (5, 1429192), (8, 893245), (10, 714596), (20, 357298), (40, 178649), (227, 31480), (454, 15740), (787, 9080), (908, 7870), (1135, 6296), (1574, 4540), (1816, 3935), (2270, 3148)]