55823320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1033}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 144429120

約数和(自身を除く): 88605800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1033, 1351, 1544, 1930, 2066, 2702, 3860, 4132, 5165, 5404, 6755, 7231, 7720, 8264, 10330, 10808, 13510, 14462, 20660, 27020, 28924, 36155, 41320, 54040, 57848, 72310, 144620, 199369, 289240, 398738, 797476, 996845, 1395583, 1594952, 1993690, 2791166, 3987380, 5582332, 6977915, 7974760, 11164664, 13955830, 27911660, 55823320]

約数ペア:

[(1, 55823320), (2, 27911660), (4, 13955830), (5, 11164664), (7, 7974760), (8, 6977915), (10, 5582332), (14, 3987380), (20, 2791166), (28, 1993690), (35, 1594952), (40, 1395583), (56, 996845), (70, 797476), (140, 398738), (193, 289240), (280, 199369), (386, 144620), (772, 72310), (965, 57848), (1033, 54040), (1351, 41320), (1544, 36155), (1930, 28924), (2066, 27020), (2702, 20660), (3860, 14462), (4132, 13510), (5165, 10808), (5404, 10330), (6755, 8264), (7231, 7720)]