2006202100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{409429}}^1$

素因数の和:409457

約数の個数: 54

約数和(自身を含む): 5064239670

約数和(自身を除く): 3058037570

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, 409429, 818858, 1637716, 2047145, 2866003, 4094290, 5732006, 8188580, 10235725, 11464012, 14330015, 20062021, 20471450, 28660030, 40124042, 40942900, 57320060, 71650075, 80248084, 100310105, 143300150, 200620210, 286600300, 401240420, 501550525, 1003101050, 2006202100]

約数ペア:

[(1, 2006202100), (2, 1003101050), (4, 501550525), (5, 401240420), (7, 286600300), (10, 200620210), (14, 143300150), (20, 100310105), (25, 80248084), (28, 71650075), (35, 57320060), (49, 40942900), (50, 40124042), (70, 28660030), (98, 20471450), (100, 20062021), (140, 14330015), (175, 11464012), (196, 10235725), (245, 8188580), (350, 5732006), (490, 4094290), (700, 2866003), (980, 2047145), (1225, 1637716), (2450, 818858), (4900, 409429)]