5451980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2699}}^1$

素因数の和:2809

約数の個数: 24

約数和(自身を含む): 11566800

約数和(自身を除く): 6114820

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 2699, 5398, 10796, 13495, 26990, 53980, 272599, 545198, 1090396, 1362995, 2725990, 5451980]

約数ペア:

[(1, 5451980), (2, 2725990), (4, 1362995), (5, 1090396), (10, 545198), (20, 272599), (101, 53980), (202, 26990), (404, 13495), (505, 10796), (1010, 5398), (2020, 2699)]