208073140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{945787}}^1$

素因数の和:945807

約数の個数: 24

約数和(自身を含む): 476677152

約数和(自身を除く): 268604012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 945787, 1891574, 3783148, 4728935, 9457870, 10403657, 18915740, 20807314, 41614628, 52018285, 104036570, 208073140]

約数ペア:

[(1, 208073140), (2, 104036570), (4, 52018285), (5, 41614628), (10, 20807314), (11, 18915740), (20, 10403657), (22, 9457870), (44, 4728935), (55, 3783148), (110, 1891574), (220, 945787)]