84428920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44909}}^1$

素因数の和:44967

約数の個数: 32

約数和(自身を含む): 194011200

約数和(自身を除く): 109582280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 44909, 89818, 179636, 224545, 359272, 449090, 898180, 1796360, 2110723, 4221446, 8442892, 10553615, 16885784, 21107230, 42214460, 84428920]

約数ペア:

[(1, 84428920), (2, 42214460), (4, 21107230), (5, 16885784), (8, 10553615), (10, 8442892), (20, 4221446), (40, 2110723), (47, 1796360), (94, 898180), (188, 449090), (235, 359272), (376, 224545), (470, 179636), (940, 89818), (1880, 44909)]