949780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:316

約数の個数: 36

約数和(自身を含む): 2167452

約数和(自身を除く): 1217672

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 281, 338, 562, 676, 845, 1124, 1405, 1690, 2810, 3380, 3653, 5620, 7306, 14612, 18265, 36530, 47489, 73060, 94978, 189956, 237445, 474890, 949780]

約数ペア:

[(1, 949780), (2, 474890), (4, 237445), (5, 189956), (10, 94978), (13, 73060), (20, 47489), (26, 36530), (52, 18265), (65, 14612), (130, 7306), (169, 5620), (260, 3653), (281, 3380), (338, 2810), (562, 1690), (676, 1405), (845, 1124)]