26890960

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2141}}^1$

素因数の和:2311

約数の個数: 40

約数和(自身を含む): 62949096

約数和(自身を除く): 36058136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2141, 2512, 3140, 4282, 6280, 8564, 10705, 12560, 17128, 21410, 34256, 42820, 85640, 171280, 336137, 672274, 1344548, 1680685, 2689096, 3361370, 5378192, 6722740, 13445480, 26890960]

約数ペア:

[(1, 26890960), (2, 13445480), (4, 6722740), (5, 5378192), (8, 3361370), (10, 2689096), (16, 1680685), (20, 1344548), (40, 672274), (80, 336137), (157, 171280), (314, 85640), (628, 42820), (785, 34256), (1256, 21410), (1570, 17128), (2141, 12560), (2512, 10705), (3140, 8564), (4282, 6280)]