2162000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 80

約数和(自身を含む): 5571072

約数和(自身を除く): 3409072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 47, 50, 80, 92, 94, 100, 115, 125, 184, 188, 200, 230, 235, 250, 368, 376, 400, 460, 470, 500, 575, 752, 920, 940, 1000, 1081, 1150, 1175, 1840, 1880, 2000, 2162, 2300, 2350, 2875, 3760, 4324, 4600, 4700, 5405, 5750, 5875, 8648, 9200, 9400, 10810, 11500, 11750, 17296, 18800, 21620, 23000, 23500, 27025, 43240, 46000, 47000, 54050, 86480, 94000, 108100, 135125, 216200, 270250, 432400, 540500, 1081000, 2162000]

約数ペア:

[(1, 2162000), (2, 1081000), (4, 540500), (5, 432400), (8, 270250), (10, 216200), (16, 135125), (20, 108100), (23, 94000), (25, 86480), (40, 54050), (46, 47000), (47, 46000), (50, 43240), (80, 27025), (92, 23500), (94, 23000), (100, 21620), (115, 18800), (125, 17296), (184, 11750), (188, 11500), (200, 10810), (230, 9400), (235, 9200), (250, 8648), (368, 5875), (376, 5750), (400, 5405), (460, 4700), (470, 4600), (500, 4324), (575, 3760), (752, 2875), (920, 2350), (940, 2300), (1000, 2162), (1081, 2000), (1150, 1880), (1175, 1840)]