18360560

素因数分解:

$2^4\times 5^1\times {\mathrm{229507}}^1$

素因数の和:229520

約数の個数: 20

約数和(自身を含む): 42688488

約数和(自身を除く): 24327928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229507, 459014, 918028, 1147535, 1836056, 2295070, 3672112, 4590140, 9180280, 18360560]

約数ペア:

[(1, 18360560), (2, 9180280), (4, 4590140), (5, 3672112), (8, 2295070), (10, 1836056), (16, 1147535), (20, 918028), (40, 459014), (80, 229507)]