12471760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{22271}}^1$

素因数の和:22291

約数の個数: 40

約数和(自身を含む): 33140736

約数和(自身を除く): 20668976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 22271, 44542, 89084, 111355, 155897, 178168, 222710, 311794, 356336, 445420, 623588, 779485, 890840, 1247176, 1558970, 1781680, 2494352, 3117940, 6235880, 12471760]

約数ペア:

[(1, 12471760), (2, 6235880), (4, 3117940), (5, 2494352), (7, 1781680), (8, 1558970), (10, 1247176), (14, 890840), (16, 779485), (20, 623588), (28, 445420), (35, 356336), (40, 311794), (56, 222710), (70, 178168), (80, 155897), (112, 111355), (140, 89084), (280, 44542), (560, 22271)]