84938740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2089}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 189604800

約数和(自身を除く): 104666060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2089, 2140, 4066, 4178, 8132, 8356, 10165, 10445, 20330, 20890, 39691, 40660, 41780, 79382, 158764, 198455, 223523, 396910, 447046, 793820, 894092, 1117615, 2235230, 4246937, 4470460, 8493874, 16987748, 21234685, 42469370, 84938740]

約数ペア:

[(1, 84938740), (2, 42469370), (4, 21234685), (5, 16987748), (10, 8493874), (19, 4470460), (20, 4246937), (38, 2235230), (76, 1117615), (95, 894092), (107, 793820), (190, 447046), (214, 396910), (380, 223523), (428, 198455), (535, 158764), (1070, 79382), (2033, 41780), (2089, 40660), (2140, 39691), (4066, 20890), (4178, 20330), (8132, 10445), (8356, 10165)]