814880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 2104704

約数和(自身を除く): 1289824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 463, 880, 926, 1760, 1852, 2315, 3704, 4630, 5093, 7408, 9260, 10186, 14816, 18520, 20372, 25465, 37040, 40744, 50930, 74080, 81488, 101860, 162976, 203720, 407440, 814880]

約数ペア:

[(1, 814880), (2, 407440), (4, 203720), (5, 162976), (8, 101860), (10, 81488), (11, 74080), (16, 50930), (20, 40744), (22, 37040), (32, 25465), (40, 20372), (44, 18520), (55, 14816), (80, 10186), (88, 9260), (110, 7408), (160, 5093), (176, 4630), (220, 3704), (352, 2315), (440, 1852), (463, 1760), (880, 926)]