417830020

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{54547}}^1$

素因数の和:54939

約数の個数: 24

約数和(自身を含む): 879750144

約数和(自身を除く): 461920124

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 54547, 109094, 218188, 272735, 545470, 1090940, 20891501, 41783002, 83566004, 104457505, 208915010, 417830020]

約数ペア:

[(1, 417830020), (2, 208915010), (4, 104457505), (5, 83566004), (10, 41783002), (20, 20891501), (383, 1090940), (766, 545470), (1532, 272735), (1915, 218188), (3830, 109094), (7660, 54547)]