49800040

素因数分解:

$2^3\times 5^1\times {\mathrm{1245001}}^1$

素因数の和:1245012

約数の個数: 16

約数和(自身を含む): 112050180

約数和(自身を除く): 62250140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1245001, 2490002, 4980004, 6225005, 9960008, 12450010, 24900020, 49800040]

約数ペア:

[(1, 49800040), (2, 24900020), (4, 12450010), (5, 9960008), (8, 6225005), (10, 4980004), (20, 2490002), (40, 1245001)]