64787820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1079797}}^1$

素因数の和:1079809

約数の個数: 24

約数和(自身を含む): 181406064

約数和(自身を除く): 116618244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1079797, 2159594, 3239391, 4319188, 5398985, 6478782, 10797970, 12957564, 16196955, 21595940, 32393910, 64787820]

約数ペア:

[(1, 64787820), (2, 32393910), (3, 21595940), (4, 16196955), (5, 12957564), (6, 10797970), (10, 6478782), (12, 5398985), (15, 4319188), (20, 3239391), (30, 2159594), (60, 1079797)]