1817960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 4181760

約数和(自身を除く): 2363800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 967, 1880, 1934, 3868, 4835, 7736, 9670, 19340, 38680, 45449, 90898, 181796, 227245, 363592, 454490, 908980, 1817960]

約数ペア:

[(1, 1817960), (2, 908980), (4, 454490), (5, 363592), (8, 227245), (10, 181796), (20, 90898), (40, 45449), (47, 38680), (94, 19340), (188, 9670), (235, 7736), (376, 4835), (470, 3868), (940, 1934), (967, 1880)]