18540420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{309007}}^1$

素因数の和:309019

約数の個数: 24

約数和(自身を含む): 51913344

約数和(自身を除く): 33372924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 309007, 618014, 927021, 1236028, 1545035, 1854042, 3090070, 3708084, 4635105, 6180140, 9270210, 18540420]

約数ペア:

[(1, 18540420), (2, 9270210), (3, 6180140), (4, 4635105), (5, 3708084), (6, 3090070), (10, 1854042), (12, 1545035), (15, 1236028), (20, 927021), (30, 618014), (60, 309007)]