940147474

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 1738598400

約数和(自身を除く): 798450926

約数列:

[1, 2, 7, 14, 19, 38, 83, 97, 133, 166, 194, 266, 439, 581, 679, 878, 1162, 1358, 1577, 1843, 3073, 3154, 3686, 6146, 8051, 8341, 11039, 12901, 16102, 16682, 22078, 25802, 36437, 42583, 56357, 58387, 72874, 85166, 112714, 116774, 152969, 255059, 298081, 305938, 510118, 596162, 692303, 809077, 1070783, 1384606, 1618154, 2141566, 3534389, 4846121, 5663539, 7068778, 9692242, 11327078, 24740723, 49481446, 67153391, 134306782, 470073737, 940147474]

約数ペア:

[(1, 940147474), (2, 470073737), (7, 134306782), (14, 67153391), (19, 49481446), (38, 24740723), (83, 11327078), (97, 9692242), (133, 7068778), (166, 5663539), (194, 4846121), (266, 3534389), (439, 2141566), (581, 1618154), (679, 1384606), (878, 1070783), (1162, 809077), (1358, 692303), (1577, 596162), (1843, 510118), (3073, 305938), (3154, 298081), (3686, 255059), (6146, 152969), (8051, 116774), (8341, 112714), (11039, 85166), (12901, 72874), (16102, 58387), (16682, 56357), (22078, 42583), (25802, 36437)]