22172740

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1367}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 46654272

約数和(自身を除く): 24481532

約数列:

[1, 2, 4, 5, 10, 20, 811, 1367, 1622, 2734, 3244, 4055, 5468, 6835, 8110, 13670, 16220, 27340, 1108637, 2217274, 4434548, 5543185, 11086370, 22172740]

約数ペア:

[(1, 22172740), (2, 11086370), (4, 5543185), (5, 4434548), (10, 2217274), (20, 1108637), (811, 27340), (1367, 16220), (1622, 13670), (2734, 8110), (3244, 6835), (4055, 5468)]