56905980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2389}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 159804960

約数和(自身を除く): 102898980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 2389, 3970, 4764, 4778, 5955, 7167, 7940, 9556, 11910, 11945, 14334, 23820, 23890, 28668, 35835, 47780, 71670, 143340, 948433, 1896866, 2845299, 3793732, 4742165, 5690598, 9484330, 11381196, 14226495, 18968660, 28452990, 56905980]

約数ペア:

[(1, 56905980), (2, 28452990), (3, 18968660), (4, 14226495), (5, 11381196), (6, 9484330), (10, 5690598), (12, 4742165), (15, 3793732), (20, 2845299), (30, 1896866), (60, 948433), (397, 143340), (794, 71670), (1191, 47780), (1588, 35835), (1985, 28668), (2382, 23890), (2389, 23820), (3970, 14334), (4764, 11945), (4778, 11910), (5955, 9556), (7167, 7940)]