554201860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1\times {\mathrm{881}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 1184222592

約数和(自身を除く): 630020732

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 443, 710, 881, 886, 1420, 1762, 1772, 2215, 3524, 4405, 4430, 8810, 8860, 17620, 31453, 62551, 62906, 125102, 125812, 157265, 250204, 312755, 314530, 390283, 625510, 629060, 780566, 1251020, 1561132, 1951415, 3902830, 7805660, 27710093, 55420186, 110840372, 138550465, 277100930, 554201860]

約数ペア:

[(1, 554201860), (2, 277100930), (4, 138550465), (5, 110840372), (10, 55420186), (20, 27710093), (71, 7805660), (142, 3902830), (284, 1951415), (355, 1561132), (443, 1251020), (710, 780566), (881, 629060), (886, 625510), (1420, 390283), (1762, 314530), (1772, 312755), (2215, 250204), (3524, 157265), (4405, 125812), (4430, 125102), (8810, 62906), (8860, 62551), (17620, 31453)]