8020760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18229}}^1$

素因数の和:18251

約数の個数: 32

約数和(自身を含む): 19688400

約数和(自身を除く): 11667640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18229, 36458, 72916, 91145, 145832, 182290, 200519, 364580, 401038, 729160, 802076, 1002595, 1604152, 2005190, 4010380, 8020760]

約数ペア:

[(1, 8020760), (2, 4010380), (4, 2005190), (5, 1604152), (8, 1002595), (10, 802076), (11, 729160), (20, 401038), (22, 364580), (40, 200519), (44, 182290), (55, 145832), (88, 91145), (110, 72916), (220, 36458), (440, 18229)]