1036847520460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1\times {\mathrm{720023}}^1$

素因数の和:720930

約数の個数: 48

約数和(自身を含む): 2204569483200

約数和(自身を除く): 1167721962740

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 809, 890, 1618, 1780, 3236, 4045, 8090, 16180, 72001, 144002, 288004, 360005, 720010, 720023, 1440020, 1440046, 2880092, 3600115, 7200230, 14400460, 64082047, 128164094, 256328188, 320410235, 582498607, 640820470, 1164997214, 1281640940, 2329994428, 2912493035, 5824986070, 11649972140, 51842376023, 103684752046, 207369504092, 259211880115, 518423760230, 1036847520460]

約数ペア:

[(1, 1036847520460), (2, 518423760230), (4, 259211880115), (5, 207369504092), (10, 103684752046), (20, 51842376023), (89, 11649972140), (178, 5824986070), (356, 2912493035), (445, 2329994428), (809, 1281640940), (890, 1164997214), (1618, 640820470), (1780, 582498607), (3236, 320410235), (4045, 256328188), (8090, 128164094), (16180, 64082047), (72001, 14400460), (144002, 7200230), (288004, 3600115), (360005, 2880092), (720010, 1440046), (720023, 1440020)]