9687320

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1217}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 21924000

約数和(自身を除く): 12236680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1217, 1592, 1990, 2434, 3980, 4868, 6085, 7960, 9736, 12170, 24340, 48680, 242183, 484366, 968732, 1210915, 1937464, 2421830, 4843660, 9687320]

約数ペア:

[(1, 9687320), (2, 4843660), (4, 2421830), (5, 1937464), (8, 1210915), (10, 968732), (20, 484366), (40, 242183), (199, 48680), (398, 24340), (796, 12170), (995, 9736), (1217, 7960), (1592, 6085), (1990, 4868), (2434, 3980)]