1629128080

素因数分解:

$2^4\times 5^1\times {\mathrm{20364101}}^1$

素因数の和:20364114

約数の個数: 20

約数和(自身を含む): 3787722972

約数和(自身を除く): 2158594892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20364101, 40728202, 81456404, 101820505, 162912808, 203641010, 325825616, 407282020, 814564040, 1629128080]

約数ペア:

[(1, 1629128080), (2, 814564040), (4, 407282020), (5, 325825616), (8, 203641010), (10, 162912808), (16, 101820505), (20, 81456404), (40, 40728202), (80, 20364101)]