1915720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 4406400

約数和(自身を除く): 2490680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1019, 1880, 2038, 4076, 5095, 8152, 10190, 20380, 40760, 47893, 95786, 191572, 239465, 383144, 478930, 957860, 1915720]

約数ペア:

[(1, 1915720), (2, 957860), (4, 478930), (5, 383144), (8, 239465), (10, 191572), (20, 95786), (40, 47893), (47, 40760), (94, 20380), (188, 10190), (235, 8152), (376, 5095), (470, 4076), (940, 2038), (1019, 1880)]