15835240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8423}}^1$

素因数の和:8481

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 20556440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 8423, 16846, 33692, 42115, 67384, 84230, 168460, 336920, 395881, 791762, 1583524, 1979405, 3167048, 3958810, 7917620, 15835240]

約数ペア:

[(1, 15835240), (2, 7917620), (4, 3958810), (5, 3167048), (8, 1979405), (10, 1583524), (20, 791762), (40, 395881), (47, 336920), (94, 168460), (188, 84230), (235, 67384), (376, 42115), (470, 33692), (940, 16846), (1880, 8423)]