31662680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113081}}^1$

素因数の和:113099

約数の個数: 32

約数和(自身を含む): 81419040

約数和(自身を除く): 49756360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 113081, 226162, 452324, 565405, 791567, 904648, 1130810, 1583134, 2261620, 3166268, 3957835, 4523240, 6332536, 7915670, 15831340, 31662680]

約数ペア:

[(1, 31662680), (2, 15831340), (4, 7915670), (5, 6332536), (7, 4523240), (8, 3957835), (10, 3166268), (14, 2261620), (20, 1583134), (28, 1130810), (35, 904648), (40, 791567), (56, 565405), (70, 452324), (140, 226162), (280, 113081)]