30326780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137849}}^1$

素因数の和:137869

約数の個数: 24

約数和(自身を含む): 69476400

約数和(自身を除く): 39149620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 137849, 275698, 551396, 689245, 1378490, 1516339, 2756980, 3032678, 6065356, 7581695, 15163390, 30326780]

約数ペア:

[(1, 30326780), (2, 15163390), (4, 7581695), (5, 6065356), (10, 3032678), (11, 2756980), (20, 1516339), (22, 1378490), (44, 689245), (55, 551396), (110, 275698), (220, 137849)]