54694220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{390673}}^1$

素因数の和:390689

約数の個数: 24

約数和(自身を含む): 131266464

約数和(自身を除く): 76572244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 390673, 781346, 1562692, 1953365, 2734711, 3906730, 5469422, 7813460, 10938844, 13673555, 27347110, 54694220]

約数ペア:

[(1, 54694220), (2, 27347110), (4, 13673555), (5, 10938844), (7, 7813460), (10, 5469422), (14, 3906730), (20, 2734711), (28, 1953365), (35, 1562692), (70, 781346), (140, 390673)]