155892220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{708601}}^1$

素因数の和:708621

約数の個数: 24

約数和(自身を含む): 357135408

約数和(自身を除く): 201243188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 708601, 1417202, 2834404, 3543005, 7086010, 7794611, 14172020, 15589222, 31178444, 38973055, 77946110, 155892220]

約数ペア:

[(1, 155892220), (2, 77946110), (4, 38973055), (5, 31178444), (10, 15589222), (11, 14172020), (20, 7794611), (22, 7086010), (44, 3543005), (55, 2834404), (110, 1417202), (220, 708601)]