13397780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60899}}^1$

素因数の和:60919

約数の個数: 24

約数和(自身を含む): 30693600

約数和(自身を除く): 17295820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 60899, 121798, 243596, 304495, 608990, 669889, 1217980, 1339778, 2679556, 3349445, 6698890, 13397780]

約数ペア:

[(1, 13397780), (2, 6698890), (4, 3349445), (5, 2679556), (10, 1339778), (11, 1217980), (20, 669889), (22, 608990), (44, 304495), (55, 243596), (110, 121798), (220, 60899)]