2188670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 4362336

約数和(自身を除く): 2173666

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 197, 202, 394, 505, 985, 1010, 1111, 1970, 2167, 2222, 4334, 5555, 10835, 11110, 19897, 21670, 39794, 99485, 198970, 218867, 437734, 1094335, 2188670]

約数ペア:

[(1, 2188670), (2, 1094335), (5, 437734), (10, 218867), (11, 198970), (22, 99485), (55, 39794), (101, 21670), (110, 19897), (197, 11110), (202, 10835), (394, 5555), (505, 4334), (985, 2222), (1010, 2167), (1111, 1970)]