2010317020

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1\times {\mathrm{821}}^1$

素因数の和:1662

約数の個数: 48

約数和(自身を含む): 4255566336

約数和(自身を除く): 2245249316

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 641, 764, 821, 955, 1282, 1642, 1910, 2564, 3205, 3284, 3820, 4105, 6410, 8210, 12820, 16420, 122431, 156811, 244862, 313622, 489724, 526261, 612155, 627244, 784055, 1052522, 1224310, 1568110, 2105044, 2448620, 2631305, 3136220, 5262610, 10525220, 100515851, 201031702, 402063404, 502579255, 1005158510, 2010317020]

約数ペア:

[(1, 2010317020), (2, 1005158510), (4, 502579255), (5, 402063404), (10, 201031702), (20, 100515851), (191, 10525220), (382, 5262610), (641, 3136220), (764, 2631305), (821, 2448620), (955, 2105044), (1282, 1568110), (1642, 1224310), (1910, 1052522), (2564, 784055), (3205, 627244), (3284, 612155), (3820, 526261), (4105, 489724), (6410, 313622), (8210, 244862), (12820, 156811), (16420, 122431)]