17814273040

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1118987}}^1$

素因数の和:1119199

約数の個数: 40

約数和(自身を含む): 41626353600

約数和(自身を除く): 23812080560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 15920, 1118987, 2237974, 4475948, 5594935, 8951896, 11189870, 17903792, 22379740, 44759480, 89518960, 222678413, 445356826, 890713652, 1113392065, 1781427304, 2226784130, 3562854608, 4453568260, 8907136520, 17814273040]

約数ペア:

[(1, 17814273040), (2, 8907136520), (4, 4453568260), (5, 3562854608), (8, 2226784130), (10, 1781427304), (16, 1113392065), (20, 890713652), (40, 445356826), (80, 222678413), (199, 89518960), (398, 44759480), (796, 22379740), (995, 17903792), (1592, 11189870), (1990, 8951896), (3184, 5594935), (3980, 4475948), (7960, 2237974), (15920, 1118987)]