320480890

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{212239}}^1$

素因数の和:212397

約数の個数: 16

約数和(自身を含む): 580688640

約数和(自身を除く): 260207750

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 212239, 424478, 1061195, 2122390, 32048089, 64096178, 160240445, 320480890]

約数ペア:

[(1, 320480890), (2, 160240445), (5, 64096178), (10, 32048089), (151, 2122390), (302, 1061195), (755, 424478), (1510, 212239)]