78422020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230653}}^1$

素因数の和:230679

約数の個数: 24

約数和(自身を含む): 174374424

約数和(自身を除く): 95952404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230653, 461306, 922612, 1153265, 2306530, 3921101, 4613060, 7842202, 15684404, 19605505, 39211010, 78422020]

約数ペア:

[(1, 78422020), (2, 39211010), (4, 19605505), (5, 15684404), (10, 7842202), (17, 4613060), (20, 3921101), (34, 2306530), (68, 1153265), (85, 922612), (170, 461306), (340, 230653)]