388136080

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{45343}}^1$

素因数の和:45463

約数の個数: 40

約数和(自身を含む): 910870272

約数和(自身を除く): 522734192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 45343, 90686, 181372, 226715, 362744, 453430, 725488, 906860, 1813720, 3627440, 4851701, 9703402, 19406804, 24258505, 38813608, 48517010, 77627216, 97034020, 194068040, 388136080]

約数ペア:

[(1, 388136080), (2, 194068040), (4, 97034020), (5, 77627216), (8, 48517010), (10, 38813608), (16, 24258505), (20, 19406804), (40, 9703402), (80, 4851701), (107, 3627440), (214, 1813720), (428, 906860), (535, 725488), (856, 453430), (1070, 362744), (1712, 226715), (2140, 181372), (4280, 90686), (8560, 45343)]