1805962760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1453}}^1$

素因数の和:1687

約数の個数: 128

約数和(自身を含む): 4874273280

約数和(自身を除く): 3068310520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 193, 230, 280, 322, 386, 460, 644, 772, 805, 920, 965, 1288, 1351, 1453, 1544, 1610, 1930, 2702, 2906, 3220, 3860, 4439, 5404, 5812, 6440, 6755, 7265, 7720, 8878, 10171, 10808, 11624, 13510, 14530, 17756, 20342, 22195, 27020, 29060, 31073, 33419, 35512, 40684, 44390, 50855, 54040, 58120, 62146, 66838, 81368, 88780, 101710, 124292, 133676, 155365, 167095, 177560, 203420, 233933, 248584, 267352, 280429, 310730, 334190, 406840, 467866, 560858, 621460, 668380, 935732, 1121716, 1169665, 1242920, 1336760, 1402145, 1871464, 1963003, 2243432, 2339330, 2804290, 3926006, 4678660, 5608580, 6449867, 7852012, 9357320, 9815015, 11217160, 12899734, 15704024, 19630030, 25799468, 32249335, 39260060, 45149069, 51598936, 64498670, 78520120, 90298138, 128997340, 180596276, 225745345, 257994680, 361192552, 451490690, 902981380, 1805962760]

約数ペア:

[(1, 1805962760), (2, 902981380), (4, 451490690), (5, 361192552), (7, 257994680), (8, 225745345), (10, 180596276), (14, 128997340), (20, 90298138), (23, 78520120), (28, 64498670), (35, 51598936), (40, 45149069), (46, 39260060), (56, 32249335), (70, 25799468), (92, 19630030), (115, 15704024), (140, 12899734), (161, 11217160), (184, 9815015), (193, 9357320), (230, 7852012), (280, 6449867), (322, 5608580), (386, 4678660), (460, 3926006), (644, 2804290), (772, 2339330), (805, 2243432), (920, 1963003), (965, 1871464), (1288, 1402145), (1351, 1336760), (1453, 1242920), (1544, 1169665), (1610, 1121716), (1930, 935732), (2702, 668380), (2906, 621460), (3220, 560858), (3860, 467866), (4439, 406840), (5404, 334190), (5812, 310730), (6440, 280429), (6755, 267352), (7265, 248584), (7720, 233933), (8878, 203420), (10171, 177560), (10808, 167095), (11624, 155365), (13510, 133676), (14530, 124292), (17756, 101710), (20342, 88780), (22195, 81368), (27020, 66838), (29060, 62146), (31073, 58120), (33419, 54040), (35512, 50855), (40684, 44390)]