9545240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3361}}^1$

素因数の和:3443

約数の個数: 32

約数和(自身を含む): 21785760

約数和(自身を除く): 12240520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3361, 6722, 13444, 16805, 26888, 33610, 67220, 134440, 238631, 477262, 954524, 1193155, 1909048, 2386310, 4772620, 9545240]

約数ペア:

[(1, 9545240), (2, 4772620), (4, 2386310), (5, 1909048), (8, 1193155), (10, 954524), (20, 477262), (40, 238631), (71, 134440), (142, 67220), (284, 33610), (355, 26888), (568, 16805), (710, 13444), (1420, 6722), (2840, 3361)]