28920264

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 77682240

約数和(自身を除く): 48761976

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 73, 102, 136, 146, 204, 219, 292, 408, 438, 584, 876, 971, 1241, 1752, 1942, 2482, 2913, 3723, 3884, 4964, 5826, 7446, 7768, 9928, 11652, 14892, 16507, 23304, 29784, 33014, 49521, 66028, 70883, 99042, 132056, 141766, 198084, 212649, 283532, 396168, 425298, 567064, 850596, 1205011, 1701192, 2410022, 3615033, 4820044, 7230066, 9640088, 14460132, 28920264]

約数ペア:

[(1, 28920264), (2, 14460132), (3, 9640088), (4, 7230066), (6, 4820044), (8, 3615033), (12, 2410022), (17, 1701192), (24, 1205011), (34, 850596), (51, 567064), (68, 425298), (73, 396168), (102, 283532), (136, 212649), (146, 198084), (204, 141766), (219, 132056), (292, 99042), (408, 70883), (438, 66028), (584, 49521), (876, 33014), (971, 29784), (1241, 23304), (1752, 16507), (1942, 14892), (2482, 11652), (2913, 9928), (3723, 7768), (3884, 7446), (4964, 5826)]