8739020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25703}}^1$

素因数の和:25729

約数の個数: 24

約数和(自身を含む): 19432224

約数和(自身を除く): 10693204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 25703, 51406, 102812, 128515, 257030, 436951, 514060, 873902, 1747804, 2184755, 4369510, 8739020]

約数ペア:

[(1, 8739020), (2, 4369510), (4, 2184755), (5, 1747804), (10, 873902), (17, 514060), (20, 436951), (34, 257030), (68, 128515), (85, 102812), (170, 51406), (340, 25703)]