13221320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2094

約数の個数: 64

約数和(自身を含む): 35493120

約数和(自身を除く): 22271800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 2053, 3220, 4106, 6440, 8212, 10265, 14371, 16424, 20530, 28742, 41060, 47219, 57484, 71855, 82120, 94438, 114968, 143710, 188876, 236095, 287420, 330533, 377752, 472190, 574840, 661066, 944380, 1322132, 1652665, 1888760, 2644264, 3305330, 6610660, 13221320]

約数ペア:

[(1, 13221320), (2, 6610660), (4, 3305330), (5, 2644264), (7, 1888760), (8, 1652665), (10, 1322132), (14, 944380), (20, 661066), (23, 574840), (28, 472190), (35, 377752), (40, 330533), (46, 287420), (56, 236095), (70, 188876), (92, 143710), (115, 114968), (140, 94438), (161, 82120), (184, 71855), (230, 57484), (280, 47219), (322, 41060), (460, 28742), (644, 20530), (805, 16424), (920, 14371), (1288, 10265), (1610, 8212), (2053, 6440), (3220, 4106)]