210320020

素因数分解:

$2^2\times 5^1\times {\mathrm{3049}}^1\times {\mathrm{3449}}^1$

素因数の和:6507

約数の個数: 24

約数和(自身を含む): 441945000

約数和(自身を除く): 231624980

約数列:

[1, 2, 4, 5, 10, 20, 3049, 3449, 6098, 6898, 12196, 13796, 15245, 17245, 30490, 34490, 60980, 68980, 10516001, 21032002, 42064004, 52580005, 105160010, 210320020]

約数ペア:

[(1, 210320020), (2, 105160010), (4, 52580005), (5, 42064004), (10, 21032002), (20, 10516001), (3049, 68980), (3449, 60980), (6098, 34490), (6898, 30490), (12196, 17245), (13796, 15245)]