1379920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 3285504

約数和(自身を除く): 1905584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 367, 376, 470, 734, 752, 940, 1468, 1835, 1880, 2936, 3670, 3760, 5872, 7340, 14680, 17249, 29360, 34498, 68996, 86245, 137992, 172490, 275984, 344980, 689960, 1379920]

約数ペア:

[(1, 1379920), (2, 689960), (4, 344980), (5, 275984), (8, 172490), (10, 137992), (16, 86245), (20, 68996), (40, 34498), (47, 29360), (80, 17249), (94, 14680), (188, 7340), (235, 5872), (367, 3760), (376, 3670), (470, 2936), (734, 1880), (752, 1835), (940, 1468)]