13180720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23537}}^1$

素因数の和:23557

約数の個数: 40

約数和(自身を含む): 35024544

約数和(自身を除く): 21843824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23537, 47074, 94148, 117685, 164759, 188296, 235370, 329518, 376592, 470740, 659036, 823795, 941480, 1318072, 1647590, 1882960, 2636144, 3295180, 6590360, 13180720]

約数ペア:

[(1, 13180720), (2, 6590360), (4, 3295180), (5, 2636144), (7, 1882960), (8, 1647590), (10, 1318072), (14, 941480), (16, 823795), (20, 659036), (28, 470740), (35, 376592), (40, 329518), (56, 235370), (70, 188296), (80, 164759), (112, 117685), (140, 94148), (280, 47074), (560, 23537)]