437682020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{212467}}^1$

素因数の和:212579

約数の個数: 24

約数和(自身を含む): 928060224

約数和(自身を除く): 490378204

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 212467, 424934, 849868, 1062335, 2124670, 4249340, 21884101, 43768202, 87536404, 109420505, 218841010, 437682020]

約数ペア:

[(1, 437682020), (2, 218841010), (4, 109420505), (5, 87536404), (10, 43768202), (20, 21884101), (103, 4249340), (206, 2124670), (412, 1062335), (515, 849868), (1030, 424934), (2060, 212467)]