2019931640

素因数分解:

$2^3\times 5^1\times {\mathrm{50498291}}^1$

素因数の和:50498302

約数の個数: 16

約数和(自身を含む): 4544846280

約数和(自身を除く): 2524914640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50498291, 100996582, 201993164, 252491455, 403986328, 504982910, 1009965820, 2019931640]

約数ペア:

[(1, 2019931640), (2, 1009965820), (4, 504982910), (5, 403986328), (8, 252491455), (10, 201993164), (20, 100996582), (40, 50498291)]