20794220

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2833}}^1$

素因数の和:3209

約数の個数: 24

約数和(自身を含む): 43802304

約数和(自身を除く): 23008084

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2833, 3670, 5666, 7340, 11332, 14165, 28330, 56660, 1039711, 2079422, 4158844, 5198555, 10397110, 20794220]

約数ペア:

[(1, 20794220), (2, 10397110), (4, 5198555), (5, 4158844), (10, 2079422), (20, 1039711), (367, 56660), (734, 28330), (1468, 14165), (1835, 11332), (2833, 7340), (3670, 5666)]