8840987020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1130561}}^1$

素因数の和:1130610

約数の個数: 48

約数和(自身を含む): 20512916928

約数和(自身を除く): 11671929908

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 1130561, 2261122, 4522244, 5652805, 11305610, 19219537, 22611220, 26002903, 38439074, 52005806, 76878148, 96097685, 104011612, 130014515, 192195370, 260029030, 384390740, 442049351, 520058060, 884098702, 1768197404, 2210246755, 4420493510, 8840987020]

約数ペア:

[(1, 8840987020), (2, 4420493510), (4, 2210246755), (5, 1768197404), (10, 884098702), (17, 520058060), (20, 442049351), (23, 384390740), (34, 260029030), (46, 192195370), (68, 130014515), (85, 104011612), (92, 96097685), (115, 76878148), (170, 52005806), (230, 38439074), (340, 26002903), (391, 22611220), (460, 19219537), (782, 11305610), (1564, 5652805), (1955, 4522244), (3910, 2261122), (7820, 1130561)]