1909968380

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{396259}}^1$

素因数の和:396509

約数の個数: 24

約数和(自身を含む): 4027586640

約数和(自身を除く): 2117618260

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 396259, 792518, 1585036, 1981295, 3962590, 7925180, 95498419, 190996838, 381993676, 477492095, 954984190, 1909968380]

約数ペア:

[(1, 1909968380), (2, 954984190), (4, 477492095), (5, 381993676), (10, 190996838), (20, 95498419), (241, 7925180), (482, 3962590), (964, 1981295), (1205, 1585036), (2410, 792518), (4820, 396259)]