8461460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3181}}^1$

素因数の和:3216

約数の個数: 48

約数和(自身を含む): 21383040

約数和(自身を除く): 12921580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 3181, 6362, 12724, 15905, 22267, 31810, 44534, 60439, 63620, 89068, 111335, 120878, 222670, 241756, 302195, 423073, 445340, 604390, 846146, 1208780, 1692292, 2115365, 4230730, 8461460]

約数ペア:

[(1, 8461460), (2, 4230730), (4, 2115365), (5, 1692292), (7, 1208780), (10, 846146), (14, 604390), (19, 445340), (20, 423073), (28, 302195), (35, 241756), (38, 222670), (70, 120878), (76, 111335), (95, 89068), (133, 63620), (140, 60439), (190, 44534), (266, 31810), (380, 22267), (532, 15905), (665, 12724), (1330, 6362), (2660, 3181)]