2019955100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{469757}}^1$

素因数の和:469814

約数の個数: 36

約数和(自身を含む): 4485249384

約数和(自身を除く): 2465294284

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 469757, 939514, 1879028, 2348785, 4697570, 9395140, 11743925, 20199551, 23487850, 40399102, 46975700, 80798204, 100997755, 201995510, 403991020, 504988775, 1009977550, 2019955100]

約数ペア:

[(1, 2019955100), (2, 1009977550), (4, 504988775), (5, 403991020), (10, 201995510), (20, 100997755), (25, 80798204), (43, 46975700), (50, 40399102), (86, 23487850), (100, 20199551), (172, 11743925), (215, 9395140), (430, 4697570), (860, 2348785), (1075, 1879028), (2150, 939514), (4300, 469757)]