27962020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 62052480

約数和(自身を除く): 34090460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 683, 890, 1366, 1780, 2047, 2732, 3415, 4094, 6830, 8188, 10235, 13660, 15709, 20470, 31418, 40940, 60787, 62836, 78545, 121574, 157090, 243148, 303935, 314180, 607870, 1215740, 1398101, 2796202, 5592404, 6990505, 13981010, 27962020]

約数ペア:

[(1, 27962020), (2, 13981010), (4, 6990505), (5, 5592404), (10, 2796202), (20, 1398101), (23, 1215740), (46, 607870), (89, 314180), (92, 303935), (115, 243148), (178, 157090), (230, 121574), (356, 78545), (445, 62836), (460, 60787), (683, 40940), (890, 31418), (1366, 20470), (1780, 15709), (2047, 13660), (2732, 10235), (3415, 8188), (4094, 6830)]