2513440

素因数分解:

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

素因数の和:721

約数の個数: 48

約数和(自身を含む): 6205248

約数和(自身を除く): 3691808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 683, 736, 920, 1366, 1840, 2732, 3415, 3680, 5464, 6830, 10928, 13660, 15709, 21856, 27320, 31418, 54640, 62836, 78545, 109280, 125672, 157090, 251344, 314180, 502688, 628360, 1256720, 2513440]

約数ペア:

[(1, 2513440), (2, 1256720), (4, 628360), (5, 502688), (8, 314180), (10, 251344), (16, 157090), (20, 125672), (23, 109280), (32, 78545), (40, 62836), (46, 54640), (80, 31418), (92, 27320), (115, 21856), (160, 15709), (184, 13660), (230, 10928), (368, 6830), (460, 5464), (683, 3680), (736, 3415), (920, 2732), (1366, 1840)]