201378460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{234161}}^1$

素因数の和:234213

約数の個数: 24

約数和(自身を含む): 432731376

約数和(自身を除く): 231352916

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 234161, 468322, 936644, 1170805, 2341610, 4683220, 10068923, 20137846, 40275692, 50344615, 100689230, 201378460]

約数ペア:

[(1, 201378460), (2, 100689230), (4, 50344615), (5, 40275692), (10, 20137846), (20, 10068923), (43, 4683220), (86, 2341610), (172, 1170805), (215, 936644), (430, 468322), (860, 234161)]