54810140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35591}}^1$

素因数の和:35618

約数の個数: 48

約数和(自身を含む): 143506944

約数和(自身を除く): 88696804

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 35591, 71182, 142364, 177955, 249137, 355910, 391501, 498274, 711820, 783002, 996548, 1245685, 1566004, 1957505, 2491370, 2740507, 3915010, 4982740, 5481014, 7830020, 10962028, 13702535, 27405070, 54810140]

約数ペア:

[(1, 54810140), (2, 27405070), (4, 13702535), (5, 10962028), (7, 7830020), (10, 5481014), (11, 4982740), (14, 3915010), (20, 2740507), (22, 2491370), (28, 1957505), (35, 1566004), (44, 1245685), (55, 996548), (70, 783002), (77, 711820), (110, 498274), (140, 391501), (154, 355910), (220, 249137), (308, 177955), (385, 142364), (770, 71182), (1540, 35591)]