47004040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28661}}^1$

素因数の和:28713

約数の個数: 32

約数和(自身を含む): 108342360

約数和(自身を除く): 61338320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 28661, 57322, 114644, 143305, 229288, 286610, 573220, 1146440, 1175101, 2350202, 4700404, 5875505, 9400808, 11751010, 23502020, 47004040]

約数ペア:

[(1, 47004040), (2, 23502020), (4, 11751010), (5, 9400808), (8, 5875505), (10, 4700404), (20, 2350202), (40, 1175101), (41, 1146440), (82, 573220), (164, 286610), (205, 229288), (328, 143305), (410, 114644), (820, 57322), (1640, 28661)]