49799560

素因数分解:

$2^3\times 5^1\times {\mathrm{1244989}}^1$

素因数の和:1245000

約数の個数: 16

約数和(自身を含む): 112049100

約数和(自身を除く): 62249540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1244989, 2489978, 4979956, 6224945, 9959912, 12449890, 24899780, 49799560]

約数ペア:

[(1, 49799560), (2, 24899780), (4, 12449890), (5, 9959912), (8, 6224945), (10, 4979956), (20, 2489978), (40, 1244989)]