939804560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{761}}^1$

素因数の和:1176

約数の個数: 80

約数和(自身を含む): 2245034880

約数和(自身を除く): 1305230320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 359, 430, 688, 718, 761, 860, 1436, 1522, 1720, 1795, 2872, 3044, 3440, 3590, 3805, 5744, 6088, 7180, 7610, 12176, 14360, 15220, 15437, 28720, 30440, 30874, 32723, 60880, 61748, 65446, 77185, 123496, 130892, 154370, 163615, 246992, 261784, 273199, 308740, 327230, 523568, 546398, 617480, 654460, 1092796, 1234960, 1308920, 1365995, 2185592, 2617840, 2731990, 4371184, 5463980, 10927960, 11747557, 21855920, 23495114, 46990228, 58737785, 93980456, 117475570, 187960912, 234951140, 469902280, 939804560]

約数ペア:

[(1, 939804560), (2, 469902280), (4, 234951140), (5, 187960912), (8, 117475570), (10, 93980456), (16, 58737785), (20, 46990228), (40, 23495114), (43, 21855920), (80, 11747557), (86, 10927960), (172, 5463980), (215, 4371184), (344, 2731990), (359, 2617840), (430, 2185592), (688, 1365995), (718, 1308920), (761, 1234960), (860, 1092796), (1436, 654460), (1522, 617480), (1720, 546398), (1795, 523568), (2872, 327230), (3044, 308740), (3440, 273199), (3590, 261784), (3805, 246992), (5744, 163615), (6088, 154370), (7180, 130892), (7610, 123496), (12176, 77185), (14360, 65446), (15220, 61748), (15437, 60880), (28720, 32723), (30440, 30874)]