5515580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{39397}}^1$

素因数の和:39413

約数の個数: 24

約数和(自身を含む): 13237728

約数和(自身を除く): 7722148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 39397, 78794, 157588, 196985, 275779, 393970, 551558, 787940, 1103116, 1378895, 2757790, 5515580]

約数ペア:

[(1, 5515580), (2, 2757790), (4, 1378895), (5, 1103116), (7, 787940), (10, 551558), (14, 393970), (20, 275779), (28, 196985), (35, 157588), (70, 78794), (140, 39397)]