5638960

素因数分解:

$2^4\times 5^1\times {\mathrm{70487}}^1$

素因数の和:70500

約数の個数: 20

約数和(自身を含む): 13110768

約数和(自身を除く): 7471808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 70487, 140974, 281948, 352435, 563896, 704870, 1127792, 1409740, 2819480, 5638960]

約数ペア:

[(1, 5638960), (2, 2819480), (4, 1409740), (5, 1127792), (8, 704870), (10, 563896), (16, 352435), (20, 281948), (40, 140974), (80, 70487)]