129025020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2150417}}^1$

素因数の和:2150429

約数の個数: 24

約数和(自身を含む): 361270224

約数和(自身を除く): 232245204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2150417, 4300834, 6451251, 8601668, 10752085, 12902502, 21504170, 25805004, 32256255, 43008340, 64512510, 129025020]

約数ペア:

[(1, 129025020), (2, 64512510), (3, 43008340), (4, 32256255), (5, 25805004), (6, 21504170), (10, 12902502), (12, 10752085), (15, 8601668), (20, 6451251), (30, 4300834), (60, 2150417)]