408078740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{4651}}^1$

素因数の和:4808

約数の個数: 48

約数和(自身を含む): 886261824

約数和(自身を除く): 478183084

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 2140, 4387, 4651, 8774, 9302, 17548, 18604, 21935, 23255, 43870, 46510, 87740, 93020, 190691, 381382, 497657, 762764, 953455, 995314, 1906910, 1990628, 2488285, 3813820, 4976570, 9953140, 20403937, 40807874, 81615748, 102019685, 204039370, 408078740]

約数ペア:

[(1, 408078740), (2, 204039370), (4, 102019685), (5, 81615748), (10, 40807874), (20, 20403937), (41, 9953140), (82, 4976570), (107, 3813820), (164, 2488285), (205, 1990628), (214, 1906910), (410, 995314), (428, 953455), (535, 762764), (820, 497657), (1070, 381382), (2140, 190691), (4387, 93020), (4651, 87740), (8774, 46510), (9302, 43870), (17548, 23255), (18604, 21935)]