20199765140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23488099}}^1$

素因数の和:23488151

約数の個数: 24

約数和(自身を含む): 43406008800

約数和(自身を除く): 23206243660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 23488099, 46976198, 93952396, 117440495, 234880990, 469761980, 1009988257, 2019976514, 4039953028, 5049941285, 10099882570, 20199765140]

約数ペア:

[(1, 20199765140), (2, 10099882570), (4, 5049941285), (5, 4039953028), (10, 2019976514), (20, 1009988257), (43, 469761980), (86, 234880990), (172, 117440495), (215, 93952396), (430, 46976198), (860, 23488099)]