56557480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2767}}^1$

素因数の和:2858

約数の個数: 64

約数和(自身を含む): 147479040

約数和(自身を除く): 90921560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2767, 2920, 4088, 5110, 5534, 10220, 11068, 13835, 19369, 20440, 22136, 27670, 38738, 55340, 77476, 96845, 110680, 154952, 193690, 201991, 387380, 403982, 774760, 807964, 1009955, 1413937, 1615928, 2019910, 2827874, 4039820, 5655748, 7069685, 8079640, 11311496, 14139370, 28278740, 56557480]

約数ペア:

[(1, 56557480), (2, 28278740), (4, 14139370), (5, 11311496), (7, 8079640), (8, 7069685), (10, 5655748), (14, 4039820), (20, 2827874), (28, 2019910), (35, 1615928), (40, 1413937), (56, 1009955), (70, 807964), (73, 774760), (140, 403982), (146, 387380), (280, 201991), (292, 193690), (365, 154952), (511, 110680), (584, 96845), (730, 77476), (1022, 55340), (1460, 38738), (2044, 27670), (2555, 22136), (2767, 20440), (2920, 19369), (4088, 13835), (5110, 11068), (5534, 10220)]