246680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{881}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 635040

約数和(自身を除く): 388360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 881, 1762, 3524, 4405, 6167, 7048, 8810, 12334, 17620, 24668, 30835, 35240, 49336, 61670, 123340, 246680]

約数ペア:

[(1, 246680), (2, 123340), (4, 61670), (5, 49336), (7, 35240), (8, 30835), (10, 24668), (14, 17620), (20, 12334), (28, 8810), (35, 7048), (40, 6167), (56, 4405), (70, 3524), (140, 1762), (280, 881)]