489451340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3496081}}^1$

素因数の和:3496097

約数の個数: 24

約数和(自身を含む): 1174683552

約数和(自身を除く): 685232212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3496081, 6992162, 13984324, 17480405, 24472567, 34960810, 48945134, 69921620, 97890268, 122362835, 244725670, 489451340]

約数ペア:

[(1, 489451340), (2, 244725670), (4, 122362835), (5, 97890268), (7, 69921620), (10, 48945134), (14, 34960810), (20, 24472567), (28, 17480405), (35, 13984324), (70, 6992162), (140, 3496081)]