920789616

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{853}}^1$

素因数の和:1430

約数の個数: 80

約数和(自身を含む): 2441538176

約数和(自身を除く): 1520748560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 523, 688, 853, 1032, 1046, 1569, 1706, 2064, 2092, 2559, 3138, 3412, 4184, 5118, 6276, 6824, 8368, 10236, 12552, 13648, 20472, 22489, 25104, 36679, 40944, 44978, 67467, 73358, 89956, 110037, 134934, 146716, 179912, 220074, 269868, 293432, 359824, 440148, 446119, 539736, 586864, 880296, 892238, 1079472, 1338357, 1760592, 1784476, 2676714, 3568952, 5353428, 7137904, 10706856, 19183117, 21413712, 38366234, 57549351, 76732468, 115098702, 153464936, 230197404, 306929872, 460394808, 920789616]

約数ペア:

[(1, 920789616), (2, 460394808), (3, 306929872), (4, 230197404), (6, 153464936), (8, 115098702), (12, 76732468), (16, 57549351), (24, 38366234), (43, 21413712), (48, 19183117), (86, 10706856), (129, 7137904), (172, 5353428), (258, 3568952), (344, 2676714), (516, 1784476), (523, 1760592), (688, 1338357), (853, 1079472), (1032, 892238), (1046, 880296), (1569, 586864), (1706, 539736), (2064, 446119), (2092, 440148), (2559, 359824), (3138, 293432), (3412, 269868), (4184, 220074), (5118, 179912), (6276, 146716), (6824, 134934), (8368, 110037), (10236, 89956), (12552, 73358), (13648, 67467), (20472, 44978), (22489, 40944), (25104, 36679)]