28228740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4397}}^1$

素因数の和:4516

約数の個数: 48

約数和(自身を含む): 79797312

約数和(自身を除く): 51568572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 4397, 6420, 8794, 13191, 17588, 21985, 26382, 43970, 52764, 65955, 87940, 131910, 263820, 470479, 940958, 1411437, 1881916, 2352395, 2822874, 4704790, 5645748, 7057185, 9409580, 14114370, 28228740]

約数ペア:

[(1, 28228740), (2, 14114370), (3, 9409580), (4, 7057185), (5, 5645748), (6, 4704790), (10, 2822874), (12, 2352395), (15, 1881916), (20, 1411437), (30, 940958), (60, 470479), (107, 263820), (214, 131910), (321, 87940), (428, 65955), (535, 52764), (642, 43970), (1070, 26382), (1284, 21985), (1605, 17588), (2140, 13191), (3210, 8794), (4397, 6420)]