30359780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137999}}^1$

素因数の和:138019

約数の個数: 24

約数和(自身を含む): 69552000

約数和(自身を除く): 39192220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 137999, 275998, 551996, 689995, 1379990, 1517989, 2759980, 3035978, 6071956, 7589945, 15179890, 30359780]

約数ペア:

[(1, 30359780), (2, 15179890), (4, 7589945), (5, 6071956), (10, 3035978), (11, 2759980), (20, 1517989), (22, 1379990), (44, 689995), (55, 551996), (110, 275998), (220, 137999)]