8047280

素因数分解:

$2^4\times 5^1\times {\mathrm{100591}}^1$

素因数の和:100604

約数の個数: 20

約数和(自身を含む): 18710112

約数和(自身を除く): 10662832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100591, 201182, 402364, 502955, 804728, 1005910, 1609456, 2011820, 4023640, 8047280]

約数ペア:

[(1, 8047280), (2, 4023640), (4, 2011820), (5, 1609456), (8, 1005910), (10, 804728), (16, 502955), (20, 402364), (40, 201182), (80, 100591)]