40057160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 108864000

約数和(自身を除く): 68806840

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 47, 52, 55, 65, 88, 94, 104, 110, 130, 143, 149, 188, 220, 235, 260, 286, 298, 376, 440, 470, 517, 520, 572, 596, 611, 715, 745, 940, 1034, 1144, 1192, 1222, 1430, 1490, 1639, 1880, 1937, 2068, 2444, 2585, 2860, 2980, 3055, 3278, 3874, 4136, 4888, 5170, 5720, 5960, 6110, 6556, 6721, 7003, 7748, 8195, 9685, 10340, 12220, 13112, 13442, 14006, 15496, 16390, 19370, 20680, 21307, 24440, 26884, 28012, 32780, 33605, 35015, 38740, 42614, 53768, 56024, 65560, 67210, 70030, 77033, 77480, 85228, 91039, 106535, 134420, 140060, 154066, 170456, 182078, 213070, 268840, 280120, 308132, 364156, 385165, 426140, 455195, 616264, 728312, 770330, 852280, 910390, 1001429, 1540660, 1820780, 2002858, 3081320, 3641560, 4005716, 5007145, 8011432, 10014290, 20028580, 40057160]

約数ペア:

[(1, 40057160), (2, 20028580), (4, 10014290), (5, 8011432), (8, 5007145), (10, 4005716), (11, 3641560), (13, 3081320), (20, 2002858), (22, 1820780), (26, 1540660), (40, 1001429), (44, 910390), (47, 852280), (52, 770330), (55, 728312), (65, 616264), (88, 455195), (94, 426140), (104, 385165), (110, 364156), (130, 308132), (143, 280120), (149, 268840), (188, 213070), (220, 182078), (235, 170456), (260, 154066), (286, 140060), (298, 134420), (376, 106535), (440, 91039), (470, 85228), (517, 77480), (520, 77033), (572, 70030), (596, 67210), (611, 65560), (715, 56024), (745, 53768), (940, 42614), (1034, 38740), (1144, 35015), (1192, 33605), (1222, 32780), (1430, 28012), (1490, 26884), (1639, 24440), (1880, 21307), (1937, 20680), (2068, 19370), (2444, 16390), (2585, 15496), (2860, 14006), (2980, 13442), (3055, 13112), (3278, 12220), (3874, 10340), (4136, 9685), (4888, 8195), (5170, 7748), (5720, 7003), (5960, 6721), (6110, 6556)]