78205020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1303417}}^1$

素因数の和:1303429

約数の個数: 24

約数和(自身を含む): 218974224

約数和(自身を除く): 140769204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1303417, 2606834, 3910251, 5213668, 6517085, 7820502, 13034170, 15641004, 19551255, 26068340, 39102510, 78205020]

約数ペア:

[(1, 78205020), (2, 39102510), (3, 26068340), (4, 19551255), (5, 15641004), (6, 13034170), (10, 7820502), (12, 6517085), (15, 5213668), (20, 3910251), (30, 2606834), (60, 1303417)]