2080896680

素因数分解:

$2^3\times 5^1\times {\mathrm{3307}}^1\times {\mathrm{15731}}^1$

素因数の和:19049

約数の個数: 32

約数和(自身を含む): 4683731040

約数和(自身を除く): 2602834360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3307, 6614, 13228, 15731, 16535, 26456, 31462, 33070, 62924, 66140, 78655, 125848, 132280, 157310, 314620, 629240, 52022417, 104044834, 208089668, 260112085, 416179336, 520224170, 1040448340, 2080896680]

約数ペア:

[(1, 2080896680), (2, 1040448340), (4, 520224170), (5, 416179336), (8, 260112085), (10, 208089668), (20, 104044834), (40, 52022417), (3307, 629240), (6614, 314620), (13228, 157310), (15731, 132280), (16535, 125848), (26456, 78655), (31462, 66140), (33070, 62924)]