2810390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 5715360

約数和(自身を除く): 2904970

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 881, 1595, 1762, 3190, 4405, 8810, 9691, 19382, 25549, 48455, 51098, 96910, 127745, 255490, 281039, 562078, 1405195, 2810390]

約数ペア:

[(1, 2810390), (2, 1405195), (5, 562078), (10, 281039), (11, 255490), (22, 127745), (29, 96910), (55, 51098), (58, 48455), (110, 25549), (145, 19382), (290, 9691), (319, 8810), (638, 4405), (881, 3190), (1595, 1762)]