2678402980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12174559}}^1$

素因数の和:12174579

約数の個数: 24

約数和(自身を含む): 6135978240

約数和(自身を除く): 3457575260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12174559, 24349118, 48698236, 60872795, 121745590, 133920149, 243491180, 267840298, 535680596, 669600745, 1339201490, 2678402980]

約数ペア:

[(1, 2678402980), (2, 1339201490), (4, 669600745), (5, 535680596), (10, 267840298), (11, 243491180), (20, 133920149), (22, 121745590), (44, 60872795), (55, 48698236), (110, 24349118), (220, 12174559)]