2182760

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 4953960

約数和(自身を除く): 2771200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 277, 394, 554, 788, 985, 1108, 1385, 1576, 1970, 2216, 2770, 3940, 5540, 7880, 11080, 54569, 109138, 218276, 272845, 436552, 545690, 1091380, 2182760]

約数ペア:

[(1, 2182760), (2, 1091380), (4, 545690), (5, 436552), (8, 272845), (10, 218276), (20, 109138), (40, 54569), (197, 11080), (277, 7880), (394, 5540), (554, 3940), (788, 2770), (985, 2216), (1108, 1970), (1385, 1576)]