4939000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 12636000

約数和(自身を除く): 7697000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 449, 500, 550, 898, 1000, 1100, 1375, 1796, 2200, 2245, 2750, 3592, 4490, 4939, 5500, 8980, 9878, 11000, 11225, 17960, 19756, 22450, 24695, 39512, 44900, 49390, 56125, 89800, 98780, 112250, 123475, 197560, 224500, 246950, 449000, 493900, 617375, 987800, 1234750, 2469500, 4939000]

約数ペア:

[(1, 4939000), (2, 2469500), (4, 1234750), (5, 987800), (8, 617375), (10, 493900), (11, 449000), (20, 246950), (22, 224500), (25, 197560), (40, 123475), (44, 112250), (50, 98780), (55, 89800), (88, 56125), (100, 49390), (110, 44900), (125, 39512), (200, 24695), (220, 22450), (250, 19756), (275, 17960), (440, 11225), (449, 11000), (500, 9878), (550, 8980), (898, 5500), (1000, 4939), (1100, 4490), (1375, 3592), (1796, 2750), (2200, 2245)]