2019128300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{412067}}^1$

素因数の和:412095

約数の個数: 54

約数和(自身を含む): 5096869092

約数和(自身を除く): 3077740792

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 412067, 824134, 1648268, 2060335, 2884469, 4120670, 5768938, 8241340, 10301675, 11537876, 14422345, 20191283, 20603350, 28844690, 40382566, 41206700, 57689380, 72111725, 80765132, 100956415, 144223450, 201912830, 288446900, 403825660, 504782075, 1009564150, 2019128300]

約数ペア:

[(1, 2019128300), (2, 1009564150), (4, 504782075), (5, 403825660), (7, 288446900), (10, 201912830), (14, 144223450), (20, 100956415), (25, 80765132), (28, 72111725), (35, 57689380), (49, 41206700), (50, 40382566), (70, 28844690), (98, 20603350), (100, 20191283), (140, 14422345), (175, 11537876), (196, 10301675), (245, 8241340), (350, 5768938), (490, 4120670), (700, 2884469), (980, 2060335), (1225, 1648268), (2450, 824134), (4900, 412067)]