12269620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 28784448

約数和(自身を除く): 16514828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1297, 1892, 2365, 2594, 4730, 5188, 6485, 9460, 12970, 14267, 25940, 28534, 55771, 57068, 71335, 111542, 142670, 223084, 278855, 285340, 557710, 613481, 1115420, 1226962, 2453924, 3067405, 6134810, 12269620]

約数ペア:

[(1, 12269620), (2, 6134810), (4, 3067405), (5, 2453924), (10, 1226962), (11, 1115420), (20, 613481), (22, 557710), (43, 285340), (44, 278855), (55, 223084), (86, 142670), (110, 111542), (172, 71335), (215, 57068), (220, 55771), (430, 28534), (473, 25940), (860, 14267), (946, 12970), (1297, 9460), (1892, 6485), (2365, 5188), (2594, 4730)]