1915204880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{509363}}^1$

素因数の和:509423

約数の個数: 40

約数和(自身を含む): 4547601792

約数和(自身を除く): 2632396912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 509363, 1018726, 2037452, 2546815, 4074904, 5093630, 8149808, 10187260, 20374520, 23940061, 40749040, 47880122, 95760244, 119700305, 191520488, 239400610, 383040976, 478801220, 957602440, 1915204880]

約数ペア:

[(1, 1915204880), (2, 957602440), (4, 478801220), (5, 383040976), (8, 239400610), (10, 191520488), (16, 119700305), (20, 95760244), (40, 47880122), (47, 40749040), (80, 23940061), (94, 20374520), (188, 10187260), (235, 8149808), (376, 5093630), (470, 4074904), (752, 2546815), (940, 2037452), (1880, 1018726), (3760, 509363)]