205932920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{37579}}^1$

素因数の和:37727

約数の個数: 32

約数和(自身を含む): 466743600

約数和(自身を除く): 260810680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 37579, 75158, 150316, 187895, 300632, 375790, 751580, 1503160, 5148323, 10296646, 20593292, 25741615, 41186584, 51483230, 102966460, 205932920]

約数ペア:

[(1, 205932920), (2, 102966460), (4, 51483230), (5, 41186584), (8, 25741615), (10, 20593292), (20, 10296646), (40, 5148323), (137, 1503160), (274, 751580), (548, 375790), (685, 300632), (1096, 187895), (1370, 150316), (2740, 75158), (5480, 37579)]