218703080

素因数分解:

$2^3\times 5^1\times {\mathrm{5467577}}^1$

素因数の和:5467588

約数の個数: 16

約数和(自身を含む): 492082020

約数和(自身を除く): 273378940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5467577, 10935154, 21870308, 27337885, 43740616, 54675770, 109351540, 218703080]

約数ペア:

[(1, 218703080), (2, 109351540), (4, 54675770), (5, 43740616), (8, 27337885), (10, 21870308), (20, 10935154), (40, 5467577)]