1968992080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2237491}}^1$

素因数の和:2237515

約数の個数: 40

約数和(自身を含む): 4994082144

約数和(自身を除く): 3025090064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2237491, 4474982, 8949964, 11187455, 17899928, 22374910, 24612401, 35799856, 44749820, 49224802, 89499640, 98449604, 123062005, 178999280, 196899208, 246124010, 393798416, 492248020, 984496040, 1968992080]

約数ペア:

[(1, 1968992080), (2, 984496040), (4, 492248020), (5, 393798416), (8, 246124010), (10, 196899208), (11, 178999280), (16, 123062005), (20, 98449604), (22, 89499640), (40, 49224802), (44, 44749820), (55, 35799856), (80, 24612401), (88, 22374910), (110, 17899928), (176, 11187455), (220, 8949964), (440, 4474982), (880, 2237491)]