858345540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1100443}}^1$

素因数の和:1100468

約数の個数: 48

約数和(自身を含む): 2588244288

約数和(自身を除く): 1729898748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1100443, 2200886, 3301329, 4401772, 5502215, 6602658, 11004430, 13205316, 14305759, 16506645, 22008860, 28611518, 33013290, 42917277, 57223036, 66026580, 71528795, 85834554, 143057590, 171669108, 214586385, 286115180, 429172770, 858345540]

約数ペア:

[(1, 858345540), (2, 429172770), (3, 286115180), (4, 214586385), (5, 171669108), (6, 143057590), (10, 85834554), (12, 71528795), (13, 66026580), (15, 57223036), (20, 42917277), (26, 33013290), (30, 28611518), (39, 22008860), (52, 16506645), (60, 14305759), (65, 13205316), (78, 11004430), (130, 6602658), (156, 5502215), (195, 4401772), (260, 3301329), (390, 2200886), (780, 1100443)]