55448680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{198031}}^1$

素因数の和:198049

約数の個数: 32

約数和(自身を含む): 142583040

約数和(自身を除く): 87134360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 198031, 396062, 792124, 990155, 1386217, 1584248, 1980310, 2772434, 3960620, 5544868, 6931085, 7921240, 11089736, 13862170, 27724340, 55448680]

約数ペア:

[(1, 55448680), (2, 27724340), (4, 13862170), (5, 11089736), (7, 7921240), (8, 6931085), (10, 5544868), (14, 3960620), (20, 2772434), (28, 1980310), (35, 1584248), (40, 1386217), (56, 990155), (70, 792124), (140, 396062), (280, 198031)]