20880024

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 36575976

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 139, 264, 278, 417, 556, 569, 834, 1112, 1138, 1529, 1668, 1707, 2276, 3058, 3336, 3414, 4552, 4587, 6116, 6259, 6828, 9174, 12232, 12518, 13656, 18348, 18777, 25036, 36696, 37554, 50072, 75108, 79091, 150216, 158182, 237273, 316364, 474546, 632728, 870001, 949092, 1740002, 1898184, 2610003, 3480004, 5220006, 6960008, 10440012, 20880024]

約数ペア:

[(1, 20880024), (2, 10440012), (3, 6960008), (4, 5220006), (6, 3480004), (8, 2610003), (11, 1898184), (12, 1740002), (22, 949092), (24, 870001), (33, 632728), (44, 474546), (66, 316364), (88, 237273), (132, 158182), (139, 150216), (264, 79091), (278, 75108), (417, 50072), (556, 37554), (569, 36696), (834, 25036), (1112, 18777), (1138, 18348), (1529, 13656), (1668, 12518), (1707, 12232), (2276, 9174), (3058, 6828), (3336, 6259), (3414, 6116), (4552, 4587)]