199337560

素因数分解:

$2^3\times 5^1\times {\mathrm{4983439}}^1$

素因数の和:4983450

約数の個数: 16

約数和(自身を含む): 448509600

約数和(自身を除く): 249172040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4983439, 9966878, 19933756, 24917195, 39867512, 49834390, 99668780, 199337560]

約数ペア:

[(1, 199337560), (2, 99668780), (4, 49834390), (5, 39867512), (8, 24917195), (10, 19933756), (20, 9966878), (40, 4983439)]