28302680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101081}}^1$

素因数の和:101099

約数の個数: 32

約数和(自身を含む): 72779040

約数和(自身を除く): 44476360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101081, 202162, 404324, 505405, 707567, 808648, 1010810, 1415134, 2021620, 2830268, 3537835, 4043240, 5660536, 7075670, 14151340, 28302680]

約数ペア:

[(1, 28302680), (2, 14151340), (4, 7075670), (5, 5660536), (7, 4043240), (8, 3537835), (10, 2830268), (14, 2021620), (20, 1415134), (28, 1010810), (35, 808648), (40, 707567), (56, 505405), (70, 404324), (140, 202162), (280, 101081)]