8508760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16363}}^1$

素因数の和:16387

約数の個数: 32

約数和(自身を含む): 20618640

約数和(自身を除く): 12109880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16363, 32726, 65452, 81815, 130904, 163630, 212719, 327260, 425438, 654520, 850876, 1063595, 1701752, 2127190, 4254380, 8508760]

約数ペア:

[(1, 8508760), (2, 4254380), (4, 2127190), (5, 1701752), (8, 1063595), (10, 850876), (13, 654520), (20, 425438), (26, 327260), (40, 212719), (52, 163630), (65, 130904), (104, 81815), (130, 65452), (260, 32726), (520, 16363)]