2026640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:85

約数の個数: 120

約数和(自身を含む): 6106752

約数和(自身を除く): 4080112

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 47, 49, 55, 56, 70, 77, 80, 88, 94, 98, 110, 112, 140, 154, 176, 188, 196, 220, 235, 245, 280, 308, 329, 376, 385, 392, 440, 470, 490, 517, 539, 560, 616, 658, 752, 770, 784, 880, 940, 980, 1034, 1078, 1232, 1316, 1540, 1645, 1880, 1960, 2068, 2156, 2303, 2585, 2632, 2695, 3080, 3290, 3619, 3760, 3920, 4136, 4312, 4606, 5170, 5264, 5390, 6160, 6580, 7238, 8272, 8624, 9212, 10340, 10780, 11515, 13160, 14476, 18095, 18424, 20680, 21560, 23030, 25333, 26320, 28952, 36190, 36848, 41360, 43120, 46060, 50666, 57904, 72380, 92120, 101332, 126665, 144760, 184240, 202664, 253330, 289520, 405328, 506660, 1013320, 2026640]

約数ペア:

[(1, 2026640), (2, 1013320), (4, 506660), (5, 405328), (7, 289520), (8, 253330), (10, 202664), (11, 184240), (14, 144760), (16, 126665), (20, 101332), (22, 92120), (28, 72380), (35, 57904), (40, 50666), (44, 46060), (47, 43120), (49, 41360), (55, 36848), (56, 36190), (70, 28952), (77, 26320), (80, 25333), (88, 23030), (94, 21560), (98, 20680), (110, 18424), (112, 18095), (140, 14476), (154, 13160), (176, 11515), (188, 10780), (196, 10340), (220, 9212), (235, 8624), (245, 8272), (280, 7238), (308, 6580), (329, 6160), (376, 5390), (385, 5264), (392, 5170), (440, 4606), (470, 4312), (490, 4136), (517, 3920), (539, 3760), (560, 3619), (616, 3290), (658, 3080), (752, 2695), (770, 2632), (784, 2585), (880, 2303), (940, 2156), (980, 2068), (1034, 1960), (1078, 1880), (1232, 1645), (1316, 1540)]