809042740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{99391}}^1$

素因数の和:99448

約数の個数: 48

約数和(自身を含む): 1903555584

約数和(自身を除く): 1094512844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 99391, 198782, 397564, 496955, 993910, 1093301, 1987820, 2186602, 3677467, 4373204, 5466505, 7354934, 10933010, 14709868, 18387335, 21866020, 36774670, 40452137, 73549340, 80904274, 161808548, 202260685, 404521370, 809042740]

約数ペア:

[(1, 809042740), (2, 404521370), (4, 202260685), (5, 161808548), (10, 80904274), (11, 73549340), (20, 40452137), (22, 36774670), (37, 21866020), (44, 18387335), (55, 14709868), (74, 10933010), (110, 7354934), (148, 5466505), (185, 4373204), (220, 3677467), (370, 2186602), (407, 1987820), (740, 1093301), (814, 993910), (1628, 496955), (2035, 397564), (4070, 198782), (8140, 99391)]