8502680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6857}}^1$

素因数の和:6899

約数の個数: 32

約数和(自身を含む): 19751040

約数和(自身を除く): 11248360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6857, 13714, 27428, 34285, 54856, 68570, 137140, 212567, 274280, 425134, 850268, 1062835, 1700536, 2125670, 4251340, 8502680]

約数ペア:

[(1, 8502680), (2, 4251340), (4, 2125670), (5, 1700536), (8, 1062835), (10, 850268), (20, 425134), (31, 274280), (40, 212567), (62, 137140), (124, 68570), (155, 54856), (248, 34285), (310, 27428), (620, 13714), (1240, 6857)]