393260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^2$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 961968

約数和(自身を除く): 568708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 2809, 3710, 5618, 7420, 11236, 14045, 19663, 28090, 39326, 56180, 78652, 98315, 196630, 393260]

約数ペア:

[(1, 393260), (2, 196630), (4, 98315), (5, 78652), (7, 56180), (10, 39326), (14, 28090), (20, 19663), (28, 14045), (35, 11236), (53, 7420), (70, 5618), (106, 3710), (140, 2809), (212, 1855), (265, 1484), (371, 1060), (530, 742)]