20372000

素因数分解:

$2^5\times 5^3\times {\mathrm{11}}^1\times {\mathrm{463}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 54722304

約数和(自身を除く): 34350304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 352, 400, 440, 463, 500, 550, 800, 880, 926, 1000, 1100, 1375, 1760, 1852, 2000, 2200, 2315, 2750, 3704, 4000, 4400, 4630, 5093, 5500, 7408, 8800, 9260, 10186, 11000, 11575, 14816, 18520, 20372, 22000, 23150, 25465, 37040, 40744, 44000, 46300, 50930, 57875, 74080, 81488, 92600, 101860, 115750, 127325, 162976, 185200, 203720, 231500, 254650, 370400, 407440, 463000, 509300, 636625, 814880, 926000, 1018600, 1273250, 1852000, 2037200, 2546500, 4074400, 5093000, 10186000, 20372000]

約数ペア:

[(1, 20372000), (2, 10186000), (4, 5093000), (5, 4074400), (8, 2546500), (10, 2037200), (11, 1852000), (16, 1273250), (20, 1018600), (22, 926000), (25, 814880), (32, 636625), (40, 509300), (44, 463000), (50, 407440), (55, 370400), (80, 254650), (88, 231500), (100, 203720), (110, 185200), (125, 162976), (160, 127325), (176, 115750), (200, 101860), (220, 92600), (250, 81488), (275, 74080), (352, 57875), (400, 50930), (440, 46300), (463, 44000), (500, 40744), (550, 37040), (800, 25465), (880, 23150), (926, 22000), (1000, 20372), (1100, 18520), (1375, 14816), (1760, 11575), (1852, 11000), (2000, 10186), (2200, 9260), (2315, 8800), (2750, 7408), (3704, 5500), (4000, 5093), (4400, 4630)]