204328360

素因数分解:

$2^3\times 5^1\times {\mathrm{5108209}}^1$

素因数の和:5108220

約数の個数: 16

約数和(自身を含む): 459738900

約数和(自身を除く): 255410540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5108209, 10216418, 20432836, 25541045, 40865672, 51082090, 102164180, 204328360]

約数ペア:

[(1, 204328360), (2, 102164180), (4, 51082090), (5, 40865672), (8, 25541045), (10, 20432836), (20, 10216418), (40, 5108209)]