40649620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4297}}^1$

素因数の和:4360

約数の個数: 48

約数和(自身を含む): 95312448

約数和(自身を除く): 54662828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4297, 4730, 8594, 9460, 17188, 21485, 42970, 47267, 85940, 94534, 184771, 189068, 236335, 369542, 472670, 739084, 923855, 945340, 1847710, 2032481, 3695420, 4064962, 8129924, 10162405, 20324810, 40649620]

約数ペア:

[(1, 40649620), (2, 20324810), (4, 10162405), (5, 8129924), (10, 4064962), (11, 3695420), (20, 2032481), (22, 1847710), (43, 945340), (44, 923855), (55, 739084), (86, 472670), (110, 369542), (172, 236335), (215, 189068), (220, 184771), (430, 94534), (473, 85940), (860, 47267), (946, 42970), (1892, 21485), (2365, 17188), (4297, 9460), (4730, 8594)]