148167640

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{18803}}^1$

素因数の和:19011

約数の個数: 32

約数和(自身を含む): 335087280

約数和(自身を除く): 186919640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 18803, 37606, 75212, 94015, 150424, 188030, 376060, 752120, 3704191, 7408382, 14816764, 18520955, 29633528, 37041910, 74083820, 148167640]

約数ペア:

[(1, 148167640), (2, 74083820), (4, 37041910), (5, 29633528), (8, 18520955), (10, 14816764), (20, 7408382), (40, 3704191), (197, 752120), (394, 376060), (788, 188030), (985, 150424), (1576, 94015), (1970, 75212), (3940, 37606), (7880, 18803)]