219616210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181501}}^1$

素因数の和:181530

約数の個数: 24

約数和(自身を含む): 434515788

約数和(自身を除く): 214899578

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 181501, 363002, 907505, 1815010, 1996511, 3993022, 9982555, 19965110, 21961621, 43923242, 109808105, 219616210]

約数ペア:

[(1, 219616210), (2, 109808105), (5, 43923242), (10, 21961621), (11, 19965110), (22, 9982555), (55, 3993022), (110, 1996511), (121, 1815010), (242, 907505), (605, 363002), (1210, 181501)]