18884600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 53434080

約数和(自身を除く): 34549480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 47, 49, 50, 56, 70, 82, 94, 98, 100, 140, 164, 175, 188, 196, 200, 205, 235, 245, 280, 287, 328, 329, 350, 376, 392, 410, 470, 490, 574, 658, 700, 820, 940, 980, 1025, 1148, 1175, 1225, 1316, 1400, 1435, 1640, 1645, 1880, 1927, 1960, 2009, 2050, 2296, 2303, 2350, 2450, 2632, 2870, 3290, 3854, 4018, 4100, 4606, 4700, 4900, 5740, 6580, 7175, 7708, 8036, 8200, 8225, 9212, 9400, 9635, 9800, 10045, 11480, 11515, 13160, 13489, 14350, 15416, 16072, 16450, 18424, 19270, 20090, 23030, 26978, 28700, 32900, 38540, 40180, 46060, 48175, 50225, 53956, 57400, 57575, 65800, 67445, 77080, 80360, 92120, 94423, 96350, 100450, 107912, 115150, 134890, 188846, 192700, 200900, 230300, 269780, 337225, 377692, 385400, 401800, 460600, 472115, 539560, 674450, 755384, 944230, 1348900, 1888460, 2360575, 2697800, 3776920, 4721150, 9442300, 18884600]

約数ペア:

[(1, 18884600), (2, 9442300), (4, 4721150), (5, 3776920), (7, 2697800), (8, 2360575), (10, 1888460), (14, 1348900), (20, 944230), (25, 755384), (28, 674450), (35, 539560), (40, 472115), (41, 460600), (47, 401800), (49, 385400), (50, 377692), (56, 337225), (70, 269780), (82, 230300), (94, 200900), (98, 192700), (100, 188846), (140, 134890), (164, 115150), (175, 107912), (188, 100450), (196, 96350), (200, 94423), (205, 92120), (235, 80360), (245, 77080), (280, 67445), (287, 65800), (328, 57575), (329, 57400), (350, 53956), (376, 50225), (392, 48175), (410, 46060), (470, 40180), (490, 38540), (574, 32900), (658, 28700), (700, 26978), (820, 23030), (940, 20090), (980, 19270), (1025, 18424), (1148, 16450), (1175, 16072), (1225, 15416), (1316, 14350), (1400, 13489), (1435, 13160), (1640, 11515), (1645, 11480), (1880, 10045), (1927, 9800), (1960, 9635), (2009, 9400), (2050, 9212), (2296, 8225), (2303, 8200), (2350, 8036), (2450, 7708), (2632, 7175), (2870, 6580), (3290, 5740), (3854, 4900), (4018, 4700), (4100, 4606)]