68701420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{202063}}^1$

素因数の和:202089

約数の個数: 24

約数和(自身を含む): 152760384

約数和(自身を除く): 84058964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 202063, 404126, 808252, 1010315, 2020630, 3435071, 4041260, 6870142, 13740284, 17175355, 34350710, 68701420]

約数ペア:

[(1, 68701420), (2, 34350710), (4, 17175355), (5, 13740284), (10, 6870142), (17, 4041260), (20, 3435071), (34, 2020630), (68, 1010315), (85, 808252), (170, 404126), (340, 202063)]