194645840

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{22739}}^1$

素因数の和:22859

約数の個数: 40

約数和(自身を含む): 456801120

約数和(自身を除く): 262155280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 22739, 45478, 90956, 113695, 181912, 227390, 363824, 454780, 909560, 1819120, 2433073, 4866146, 9732292, 12165365, 19464584, 24330730, 38929168, 48661460, 97322920, 194645840]

約数ペア:

[(1, 194645840), (2, 97322920), (4, 48661460), (5, 38929168), (8, 24330730), (10, 19464584), (16, 12165365), (20, 9732292), (40, 4866146), (80, 2433073), (107, 1819120), (214, 909560), (428, 454780), (535, 363824), (856, 227390), (1070, 181912), (1712, 113695), (2140, 90956), (4280, 45478), (8560, 22739)]