397705020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6628417}}^1$

素因数の和:6628429

約数の個数: 24

約数和(自身を含む): 1113574224

約数和(自身を除く): 715869204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6628417, 13256834, 19885251, 26513668, 33142085, 39770502, 66284170, 79541004, 99426255, 132568340, 198852510, 397705020]

約数ペア:

[(1, 397705020), (2, 198852510), (3, 132568340), (4, 99426255), (5, 79541004), (6, 66284170), (10, 39770502), (12, 33142085), (15, 26513668), (20, 19885251), (30, 13256834), (60, 6628417)]