41719280

素因数分解:

$2^4\times 5^1\times {\mathrm{521491}}^1$

素因数の和:521504

約数の個数: 20

約数和(自身を含む): 96997512

約数和(自身を除く): 55278232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521491, 1042982, 2085964, 2607455, 4171928, 5214910, 8343856, 10429820, 20859640, 41719280]

約数ペア:

[(1, 41719280), (2, 20859640), (4, 10429820), (5, 8343856), (8, 5214910), (10, 4171928), (16, 2607455), (20, 2085964), (40, 1042982), (80, 521491)]