20106597860

素因数分解:

$2^2\times 5^1\times {\mathrm{49999}}^1\times {\mathrm{20107}}^1$

素因数の和:70115

約数の個数: 24

約数和(自身を含む): 42226800000

約数和(自身を除く): 22120202140

約数列:

[1, 2, 4, 5, 10, 20, 20107, 40214, 49999, 80428, 99998, 100535, 199996, 201070, 249995, 402140, 499990, 999980, 1005329893, 2010659786, 4021319572, 5026649465, 10053298930, 20106597860]

約数ペア:

[(1, 20106597860), (2, 10053298930), (4, 5026649465), (5, 4021319572), (10, 2010659786), (20, 1005329893), (20107, 999980), (40214, 499990), (49999, 402140), (80428, 249995), (99998, 201070), (100535, 199996)]