496521160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2423}}^1$

素因数の和:2590

約数の個数: 64

約数和(自身を含む): 1151884800

約数和(自身を除く): 655363640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 109, 188, 218, 235, 376, 436, 470, 545, 872, 940, 1090, 1880, 2180, 2423, 4360, 4846, 5123, 9692, 10246, 12115, 19384, 20492, 24230, 25615, 40984, 48460, 51230, 96920, 102460, 113881, 204920, 227762, 264107, 455524, 528214, 569405, 911048, 1056428, 1138810, 1320535, 2112856, 2277620, 2641070, 4555240, 5282140, 10564280, 12413029, 24826058, 49652116, 62065145, 99304232, 124130290, 248260580, 496521160]

約数ペア:

[(1, 496521160), (2, 248260580), (4, 124130290), (5, 99304232), (8, 62065145), (10, 49652116), (20, 24826058), (40, 12413029), (47, 10564280), (94, 5282140), (109, 4555240), (188, 2641070), (218, 2277620), (235, 2112856), (376, 1320535), (436, 1138810), (470, 1056428), (545, 911048), (872, 569405), (940, 528214), (1090, 455524), (1880, 264107), (2180, 227762), (2423, 204920), (4360, 113881), (4846, 102460), (5123, 96920), (9692, 51230), (10246, 48460), (12115, 40984), (19384, 25615), (20492, 24230)]