1004072060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{5087}}^1$

素因数の和:5306

約数の個数: 48

約数和(自身を含む): 2154055680

約数和(自身を除く): 1149983620

約数列:

[1, 2, 4, 5, 10, 20, 71, 139, 142, 278, 284, 355, 556, 695, 710, 1390, 1420, 2780, 5087, 9869, 10174, 19738, 20348, 25435, 39476, 49345, 50870, 98690, 101740, 197380, 361177, 707093, 722354, 1414186, 1444708, 1805885, 2828372, 3535465, 3611770, 7070930, 7223540, 14141860, 50203603, 100407206, 200814412, 251018015, 502036030, 1004072060]

約数ペア:

[(1, 1004072060), (2, 502036030), (4, 251018015), (5, 200814412), (10, 100407206), (20, 50203603), (71, 14141860), (139, 7223540), (142, 7070930), (278, 3611770), (284, 3535465), (355, 2828372), (556, 1805885), (695, 1444708), (710, 1414186), (1390, 722354), (1420, 707093), (2780, 361177), (5087, 197380), (9869, 101740), (10174, 98690), (19738, 50870), (20348, 49345), (25435, 39476)]