154232020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1439}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 339655680

約数和(自身を除く): 185423660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 233, 460, 466, 932, 1165, 1439, 2330, 2878, 4660, 5359, 5756, 7195, 10718, 14390, 21436, 26795, 28780, 33097, 53590, 66194, 107180, 132388, 165485, 330970, 335287, 661940, 670574, 1341148, 1676435, 3352870, 6705740, 7711601, 15423202, 30846404, 38558005, 77116010, 154232020]

約数ペア:

[(1, 154232020), (2, 77116010), (4, 38558005), (5, 30846404), (10, 15423202), (20, 7711601), (23, 6705740), (46, 3352870), (92, 1676435), (115, 1341148), (230, 670574), (233, 661940), (460, 335287), (466, 330970), (932, 165485), (1165, 132388), (1439, 107180), (2330, 66194), (2878, 53590), (4660, 33097), (5359, 28780), (5756, 26795), (7195, 21436), (10718, 14390)]