86428580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4861}}^1$

素因数の和:5004

約数の個数: 48

約数和(自身を含む): 209104896

約数和(自身を除く): 122676316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 4861, 8890, 9722, 17780, 19444, 24305, 34027, 48610, 68054, 97220, 136108, 170135, 340270, 617347, 680540, 1234694, 2469388, 3086735, 4321429, 6173470, 8642858, 12346940, 17285716, 21607145, 43214290, 86428580]

約数ペア:

[(1, 86428580), (2, 43214290), (4, 21607145), (5, 17285716), (7, 12346940), (10, 8642858), (14, 6173470), (20, 4321429), (28, 3086735), (35, 2469388), (70, 1234694), (127, 680540), (140, 617347), (254, 340270), (508, 170135), (635, 136108), (889, 97220), (1270, 68054), (1778, 48610), (2540, 34027), (3556, 24305), (4445, 19444), (4861, 17780), (8890, 9722)]