22680140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23143}}^1$

素因数の和:23166

約数の個数: 36

約数和(自身を含む): 55406736

約数和(自身を除く): 32726596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 23143, 46286, 92572, 115715, 162001, 231430, 324002, 462860, 648004, 810005, 1134007, 1620010, 2268014, 3240020, 4536028, 5670035, 11340070, 22680140]

約数ペア:

[(1, 22680140), (2, 11340070), (4, 5670035), (5, 4536028), (7, 3240020), (10, 2268014), (14, 1620010), (20, 1134007), (28, 810005), (35, 648004), (49, 462860), (70, 324002), (98, 231430), (140, 162001), (196, 115715), (245, 92572), (490, 46286), (980, 23143)]