91172020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{268153}}^1$

素因数の和:268179

約数の個数: 24

約数和(自身を含む): 202724424

約数和(自身を除く): 111552404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 268153, 536306, 1072612, 1340765, 2681530, 4558601, 5363060, 9117202, 18234404, 22793005, 45586010, 91172020]

約数ペア:

[(1, 91172020), (2, 45586010), (4, 22793005), (5, 18234404), (10, 9117202), (17, 5363060), (20, 4558601), (34, 2681530), (68, 1340765), (85, 1072612), (170, 536306), (340, 268153)]