2009786000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{43691}}^1$

素因数の和:43737

約数の個数: 80

約数和(自身を含む): 5071068288

約数和(自身を除く): 3061282288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 920, 1000, 1150, 1840, 2000, 2300, 2875, 4600, 5750, 9200, 11500, 23000, 43691, 46000, 87382, 174764, 218455, 349528, 436910, 699056, 873820, 1004893, 1092275, 1747640, 2009786, 2184550, 3495280, 4019572, 4369100, 5024465, 5461375, 8039144, 8738200, 10048930, 10922750, 16078288, 17476400, 20097860, 21845500, 25122325, 40195720, 43691000, 50244650, 80391440, 87382000, 100489300, 125611625, 200978600, 251223250, 401957200, 502446500, 1004893000, 2009786000]

約数ペア:

[(1, 2009786000), (2, 1004893000), (4, 502446500), (5, 401957200), (8, 251223250), (10, 200978600), (16, 125611625), (20, 100489300), (23, 87382000), (25, 80391440), (40, 50244650), (46, 43691000), (50, 40195720), (80, 25122325), (92, 21845500), (100, 20097860), (115, 17476400), (125, 16078288), (184, 10922750), (200, 10048930), (230, 8738200), (250, 8039144), (368, 5461375), (400, 5024465), (460, 4369100), (500, 4019572), (575, 3495280), (920, 2184550), (1000, 2009786), (1150, 1747640), (1840, 1092275), (2000, 1004893), (2300, 873820), (2875, 699056), (4600, 436910), (5750, 349528), (9200, 218455), (11500, 174764), (23000, 87382), (43691, 46000)]