811140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1229}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 2479680

約数和(自身を除く): 1668540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1229, 2458, 3687, 4916, 6145, 7374, 12290, 13519, 14748, 18435, 24580, 27038, 36870, 40557, 54076, 67595, 73740, 81114, 135190, 162228, 202785, 270380, 405570, 811140]

約数ペア:

[(1, 811140), (2, 405570), (3, 270380), (4, 202785), (5, 162228), (6, 135190), (10, 81114), (11, 73740), (12, 67595), (15, 54076), (20, 40557), (22, 36870), (30, 27038), (33, 24580), (44, 18435), (55, 14748), (60, 13519), (66, 12290), (110, 7374), (132, 6145), (165, 4916), (220, 3687), (330, 2458), (660, 1229)]