1489939886980

素因数分解:

$2^2\times 5^1\times {\mathrm{31219}}^1\times {\mathrm{2386271}}^1$

素因数の和:2417499

約数の個数: 24

約数和(自身を含む): 3128975297280

約数和(自身を除く): 1639035410300

約数列:

[1, 2, 4, 5, 10, 20, 31219, 62438, 124876, 156095, 312190, 624380, 2386271, 4772542, 9545084, 11931355, 23862710, 47725420, 74496994349, 148993988698, 297987977396, 372484971745, 744969943490, 1489939886980]

約数ペア:

[(1, 1489939886980), (2, 744969943490), (4, 372484971745), (5, 297987977396), (10, 148993988698), (20, 74496994349), (31219, 47725420), (62438, 23862710), (124876, 11931355), (156095, 9545084), (312190, 4772542), (624380, 2386271)]