12757400

素因数分解:

$2^3\times 5^2\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 29897640

約数和(自身を除く): 17140240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 227, 281, 454, 562, 908, 1124, 1135, 1405, 1816, 2248, 2270, 2810, 4540, 5620, 5675, 7025, 9080, 11240, 11350, 14050, 22700, 28100, 45400, 56200, 63787, 127574, 255148, 318935, 510296, 637870, 1275740, 1594675, 2551480, 3189350, 6378700, 12757400]

約数ペア:

[(1, 12757400), (2, 6378700), (4, 3189350), (5, 2551480), (8, 1594675), (10, 1275740), (20, 637870), (25, 510296), (40, 318935), (50, 255148), (100, 127574), (200, 63787), (227, 56200), (281, 45400), (454, 28100), (562, 22700), (908, 14050), (1124, 11350), (1135, 11240), (1405, 9080), (1816, 7025), (2248, 5675), (2270, 5620), (2810, 4540)]