40609580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 93604896

約数和(自身を除く): 52995316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 937, 985, 1874, 1970, 2167, 3748, 3940, 4334, 4685, 8668, 9370, 10307, 10835, 18740, 20614, 21670, 41228, 43340, 51535, 103070, 184589, 206140, 369178, 738356, 922945, 1845890, 2030479, 3691780, 4060958, 8121916, 10152395, 20304790, 40609580]

約数ペア:

[(1, 40609580), (2, 20304790), (4, 10152395), (5, 8121916), (10, 4060958), (11, 3691780), (20, 2030479), (22, 1845890), (44, 922945), (55, 738356), (110, 369178), (197, 206140), (220, 184589), (394, 103070), (788, 51535), (937, 43340), (985, 41228), (1874, 21670), (1970, 20614), (2167, 18740), (3748, 10835), (3940, 10307), (4334, 9370), (4685, 8668)]