20199721250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{702599}}^1$

素因数の和:702644

約数の個数: 40

約数和(自身を含む): 39508603200

約数和(自身を除く): 19308881950

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 625, 1150, 1250, 2875, 5750, 14375, 28750, 702599, 1405198, 3512995, 7025990, 16159777, 17564975, 32319554, 35129950, 80798885, 87824875, 161597770, 175649750, 403994425, 439124375, 807988850, 878248750, 2019972125, 4039944250, 10099860625, 20199721250]

約数ペア:

[(1, 20199721250), (2, 10099860625), (5, 4039944250), (10, 2019972125), (23, 878248750), (25, 807988850), (46, 439124375), (50, 403994425), (115, 175649750), (125, 161597770), (230, 87824875), (250, 80798885), (575, 35129950), (625, 32319554), (1150, 17564975), (1250, 16159777), (2875, 7025990), (5750, 3512995), (14375, 1405198), (28750, 702599)]