1886640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1123}}^1$

素因数の和:1146

約数の個数: 80

約数和(自身を含む): 6690048

約数和(自身を除く): 4803408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1123, 1680, 2246, 3369, 4492, 5615, 6738, 7861, 8984, 11230, 13476, 15722, 16845, 17968, 22460, 23583, 26952, 31444, 33690, 39305, 44920, 47166, 53904, 62888, 67380, 78610, 89840, 94332, 117915, 125776, 134760, 157220, 188664, 235830, 269520, 314440, 377328, 471660, 628880, 943320, 1886640]

約数ペア:

[(1, 1886640), (2, 943320), (3, 628880), (4, 471660), (5, 377328), (6, 314440), (7, 269520), (8, 235830), (10, 188664), (12, 157220), (14, 134760), (15, 125776), (16, 117915), (20, 94332), (21, 89840), (24, 78610), (28, 67380), (30, 62888), (35, 53904), (40, 47166), (42, 44920), (48, 39305), (56, 33690), (60, 31444), (70, 26952), (80, 23583), (84, 22460), (105, 17968), (112, 16845), (120, 15722), (140, 13476), (168, 11230), (210, 8984), (240, 7861), (280, 6738), (336, 5615), (420, 4492), (560, 3369), (840, 2246), (1123, 1680)]