417800740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2984291}}^1$

素因数の和:2984307

約数の個数: 24

約数和(自身を含む): 1002722112

約数和(自身を除く): 584921372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2984291, 5968582, 11937164, 14921455, 20890037, 29842910, 41780074, 59685820, 83560148, 104450185, 208900370, 417800740]

約数ペア:

[(1, 417800740), (2, 208900370), (4, 104450185), (5, 83560148), (7, 59685820), (10, 41780074), (14, 29842910), (20, 20890037), (28, 14921455), (35, 11937164), (70, 5968582), (140, 2984291)]