17927000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 51891840

約数和(自身を除く): 33964840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 125, 130, 140, 175, 182, 197, 200, 250, 260, 280, 325, 350, 364, 394, 455, 500, 520, 650, 700, 728, 788, 875, 910, 985, 1000, 1300, 1379, 1400, 1576, 1625, 1750, 1820, 1970, 2275, 2561, 2600, 2758, 3250, 3500, 3640, 3940, 4550, 4925, 5122, 5516, 6500, 6895, 7000, 7880, 9100, 9850, 10244, 11032, 11375, 12805, 13000, 13790, 17927, 18200, 19700, 20488, 22750, 24625, 25610, 27580, 34475, 35854, 39400, 45500, 49250, 51220, 55160, 64025, 68950, 71708, 89635, 91000, 98500, 102440, 128050, 137900, 143416, 172375, 179270, 197000, 256100, 275800, 320125, 344750, 358540, 448175, 512200, 640250, 689500, 717080, 896350, 1280500, 1379000, 1792700, 2240875, 2561000, 3585400, 4481750, 8963500, 17927000]

約数ペア:

[(1, 17927000), (2, 8963500), (4, 4481750), (5, 3585400), (7, 2561000), (8, 2240875), (10, 1792700), (13, 1379000), (14, 1280500), (20, 896350), (25, 717080), (26, 689500), (28, 640250), (35, 512200), (40, 448175), (50, 358540), (52, 344750), (56, 320125), (65, 275800), (70, 256100), (91, 197000), (100, 179270), (104, 172375), (125, 143416), (130, 137900), (140, 128050), (175, 102440), (182, 98500), (197, 91000), (200, 89635), (250, 71708), (260, 68950), (280, 64025), (325, 55160), (350, 51220), (364, 49250), (394, 45500), (455, 39400), (500, 35854), (520, 34475), (650, 27580), (700, 25610), (728, 24625), (788, 22750), (875, 20488), (910, 19700), (985, 18200), (1000, 17927), (1300, 13790), (1379, 13000), (1400, 12805), (1576, 11375), (1625, 11032), (1750, 10244), (1820, 9850), (1970, 9100), (2275, 7880), (2561, 7000), (2600, 6895), (2758, 6500), (3250, 5516), (3500, 5122), (3640, 4925), (3940, 4550)]