8582660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 18923520

約数和(自身を除く): 10340860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 127, 155, 218, 254, 310, 436, 508, 545, 620, 635, 1090, 1270, 2180, 2540, 3379, 3937, 6758, 7874, 13516, 13843, 15748, 16895, 19685, 27686, 33790, 39370, 55372, 67580, 69215, 78740, 138430, 276860, 429133, 858266, 1716532, 2145665, 4291330, 8582660]

約数ペア:

[(1, 8582660), (2, 4291330), (4, 2145665), (5, 1716532), (10, 858266), (20, 429133), (31, 276860), (62, 138430), (109, 78740), (124, 69215), (127, 67580), (155, 55372), (218, 39370), (254, 33790), (310, 27686), (436, 19685), (508, 16895), (545, 15748), (620, 13843), (635, 13516), (1090, 7874), (1270, 6758), (2180, 3937), (2540, 3379)]