32008720

素因数分解:

$2^4\times 5^1\times {\mathrm{400109}}^1$

素因数の和:400122

約数の個数: 20

約数和(自身を含む): 74420460

約数和(自身を除く): 42411740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 400109, 800218, 1600436, 2000545, 3200872, 4001090, 6401744, 8002180, 16004360, 32008720]

約数ペア:

[(1, 32008720), (2, 16004360), (4, 8002180), (5, 6401744), (8, 4001090), (10, 3200872), (16, 2000545), (20, 1600436), (40, 800218), (80, 400109)]