201931880

素因数分解:

$2^3\times 5^1\times {\mathrm{5048297}}^1$

素因数の和:5048308

約数の個数: 16

約数和(自身を含む): 454346820

約数和(自身を除く): 252414940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5048297, 10096594, 20193188, 25241485, 40386376, 50482970, 100965940, 201931880]

約数ペア:

[(1, 201931880), (2, 100965940), (4, 50482970), (5, 40386376), (8, 25241485), (10, 20193188), (20, 10096594), (40, 5048297)]