20480856

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3373}}^1$

素因数の和:3416

約数の個数: 64

約数和(自身を含む): 58302720

約数和(自身を除く): 37821864

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 184, 253, 264, 276, 506, 552, 759, 1012, 1518, 2024, 3036, 3373, 6072, 6746, 10119, 13492, 20238, 26984, 37103, 40476, 74206, 77579, 80952, 111309, 148412, 155158, 222618, 232737, 296824, 310316, 445236, 465474, 620632, 853369, 890472, 930948, 1706738, 1861896, 2560107, 3413476, 5120214, 6826952, 10240428, 20480856]

約数ペア:

[(1, 20480856), (2, 10240428), (3, 6826952), (4, 5120214), (6, 3413476), (8, 2560107), (11, 1861896), (12, 1706738), (22, 930948), (23, 890472), (24, 853369), (33, 620632), (44, 465474), (46, 445236), (66, 310316), (69, 296824), (88, 232737), (92, 222618), (132, 155158), (138, 148412), (184, 111309), (253, 80952), (264, 77579), (276, 74206), (506, 40476), (552, 37103), (759, 26984), (1012, 20238), (1518, 13492), (2024, 10119), (3036, 6746), (3373, 6072)]