20085168

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 54996480

約数和(自身を除く): 34911312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 47, 48, 58, 87, 94, 116, 141, 174, 188, 232, 282, 307, 348, 376, 464, 564, 614, 696, 752, 921, 1128, 1228, 1363, 1392, 1842, 2256, 2456, 2726, 3684, 4089, 4912, 5452, 7368, 8178, 8903, 10904, 14429, 14736, 16356, 17806, 21808, 26709, 28858, 32712, 35612, 43287, 53418, 57716, 65424, 71224, 86574, 106836, 115432, 142448, 173148, 213672, 230864, 346296, 418441, 427344, 692592, 836882, 1255323, 1673764, 2510646, 3347528, 5021292, 6695056, 10042584, 20085168]

約数ペア:

[(1, 20085168), (2, 10042584), (3, 6695056), (4, 5021292), (6, 3347528), (8, 2510646), (12, 1673764), (16, 1255323), (24, 836882), (29, 692592), (47, 427344), (48, 418441), (58, 346296), (87, 230864), (94, 213672), (116, 173148), (141, 142448), (174, 115432), (188, 106836), (232, 86574), (282, 71224), (307, 65424), (348, 57716), (376, 53418), (464, 43287), (564, 35612), (614, 32712), (696, 28858), (752, 26709), (921, 21808), (1128, 17806), (1228, 16356), (1363, 14736), (1392, 14429), (1842, 10904), (2256, 8903), (2456, 8178), (2726, 7368), (3684, 5452), (4089, 4912)]