43999120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{49999}}^1$

素因数の和:50023

約数の個数: 40

約数和(自身を含む): 111600000

約数和(自身を除く): 67600880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 49999, 99998, 199996, 249995, 399992, 499990, 549989, 799984, 999980, 1099978, 1999960, 2199956, 2749945, 3999920, 4399912, 5499890, 8799824, 10999780, 21999560, 43999120]

約数ペア:

[(1, 43999120), (2, 21999560), (4, 10999780), (5, 8799824), (8, 5499890), (10, 4399912), (11, 3999920), (16, 2749945), (20, 2199956), (22, 1999960), (40, 1099978), (44, 999980), (55, 799984), (80, 549989), (88, 499990), (110, 399992), (176, 249995), (220, 199996), (440, 99998), (880, 49999)]