20183336240

素因数分解:

$2^4\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{197257}}^1$

素因数の和:198549

約数の個数: 40

約数和(自身を含む): 46963184640

約数和(自身を除く): 26779848400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1279, 2558, 5116, 6395, 10232, 12790, 20464, 25580, 51160, 102320, 197257, 394514, 789028, 986285, 1578056, 1972570, 3156112, 3945140, 7890280, 15780560, 252291703, 504583406, 1009166812, 1261458515, 2018333624, 2522917030, 4036667248, 5045834060, 10091668120, 20183336240]

約数ペア:

[(1, 20183336240), (2, 10091668120), (4, 5045834060), (5, 4036667248), (8, 2522917030), (10, 2018333624), (16, 1261458515), (20, 1009166812), (40, 504583406), (80, 252291703), (1279, 15780560), (2558, 7890280), (5116, 3945140), (6395, 3156112), (10232, 1972570), (12790, 1578056), (20464, 986285), (25580, 789028), (51160, 394514), (102320, 197257)]