254169740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1155317}}^1$

素因数の和:1155337

約数の個数: 24

約数和(自身を含む): 582280272

約数和(自身を除く): 328110532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1155317, 2310634, 4621268, 5776585, 11553170, 12708487, 23106340, 25416974, 50833948, 63542435, 127084870, 254169740]

約数ペア:

[(1, 254169740), (2, 127084870), (4, 63542435), (5, 50833948), (10, 25416974), (11, 23106340), (20, 12708487), (22, 11553170), (44, 5776585), (55, 4621268), (110, 2310634), (220, 1155317)]