280311064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{60101}}^1$

素因数の和:60171

約数の個数: 32

約数和(自身を含む): 584191440

約数和(自身を除く): 303880376

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4664, 60101, 120202, 240404, 480808, 661111, 1322222, 2644444, 3185353, 5288888, 6370706, 12741412, 25482824, 35038883, 70077766, 140155532, 280311064]

約数ペア:

[(1, 280311064), (2, 140155532), (4, 70077766), (8, 35038883), (11, 25482824), (22, 12741412), (44, 6370706), (53, 5288888), (88, 3185353), (106, 2644444), (212, 1322222), (424, 661111), (583, 480808), (1166, 240404), (2332, 120202), (4664, 60101)]