55393040

素因数分解:

$2^4\times 5^1\times {\mathrm{692413}}^1$

素因数の和:692426

約数の個数: 20

約数和(自身を含む): 128789004

約数和(自身を除く): 73395964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 692413, 1384826, 2769652, 3462065, 5539304, 6924130, 11078608, 13848260, 27696520, 55393040]

約数ペア:

[(1, 55393040), (2, 27696520), (4, 13848260), (5, 11078608), (8, 6924130), (10, 5539304), (16, 3462065), (20, 2769652), (40, 1384826), (80, 692413)]