2021320640

素因数分解:

$2^6\times 5^1\times {\mathrm{6316627}}^1$

素因数の和:6316644

約数の個数: 28

約数和(自身を含む): 4813270536

約数和(自身を除く): 2791949896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 6316627, 12633254, 25266508, 31583135, 50533016, 63166270, 101066032, 126332540, 202132064, 252665080, 404264128, 505330160, 1010660320, 2021320640]

約数ペア:

[(1, 2021320640), (2, 1010660320), (4, 505330160), (5, 404264128), (8, 252665080), (10, 202132064), (16, 126332540), (20, 101066032), (32, 63166270), (40, 50533016), (64, 31583135), (80, 25266508), (160, 12633254), (320, 6316627)]