51178360

素因数分解:

$2^3\times 5^1\times {\mathrm{1279459}}^1$

素因数の和:1279470

約数の個数: 16

約数和(自身を含む): 115151400

約数和(自身を除く): 63973040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1279459, 2558918, 5117836, 6397295, 10235672, 12794590, 25589180, 51178360]

約数ペア:

[(1, 51178360), (2, 25589180), (4, 12794590), (5, 10235672), (8, 6397295), (10, 5117836), (20, 2558918), (40, 1279459)]