2021340170

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1026061}}^1$

素因数の和:1026265

約数の個数: 16

約数和(自身を含む): 3656884968

約数和(自身を除く): 1635544798

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 1026061, 2052122, 5130305, 10260610, 202134017, 404268034, 1010670085, 2021340170]

約数ペア:

[(1, 2021340170), (2, 1010670085), (5, 404268034), (10, 202134017), (197, 10260610), (394, 5130305), (985, 2052122), (1970, 1026061)]