1256720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 3053376

約数和(自身を除く): 1796656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 683, 920, 1366, 1840, 2732, 3415, 5464, 6830, 10928, 13660, 15709, 27320, 31418, 54640, 62836, 78545, 125672, 157090, 251344, 314180, 628360, 1256720]

約数ペア:

[(1, 1256720), (2, 628360), (4, 314180), (5, 251344), (8, 157090), (10, 125672), (16, 78545), (20, 62836), (23, 54640), (40, 31418), (46, 27320), (80, 15709), (92, 13660), (115, 10928), (184, 6830), (230, 5464), (368, 3415), (460, 2732), (683, 1840), (920, 1366)]