2005387664

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1\times {\mathrm{1667}}^1$

素因数の和:2172

約数の個数: 80

約数和(自身を含む): 4646274048

約数和(自身を除く): 2640886384

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 467, 644, 934, 1288, 1667, 1868, 2576, 3269, 3334, 3736, 6538, 6668, 7472, 10741, 11669, 13076, 13336, 21482, 23338, 26152, 26672, 38341, 42964, 46676, 52304, 75187, 76682, 85928, 93352, 150374, 153364, 171856, 186704, 268387, 300748, 306728, 536774, 601496, 613456, 778489, 1073548, 1202992, 1556978, 2147096, 3113956, 4294192, 5449423, 6227912, 10898846, 12455824, 17905247, 21797692, 35810494, 43595384, 71620988, 87190768, 125336729, 143241976, 250673458, 286483952, 501346916, 1002693832, 2005387664]

約数ペア:

[(1, 2005387664), (2, 1002693832), (4, 501346916), (7, 286483952), (8, 250673458), (14, 143241976), (16, 125336729), (23, 87190768), (28, 71620988), (46, 43595384), (56, 35810494), (92, 21797692), (112, 17905247), (161, 12455824), (184, 10898846), (322, 6227912), (368, 5449423), (467, 4294192), (644, 3113956), (934, 2147096), (1288, 1556978), (1667, 1202992), (1868, 1073548), (2576, 778489), (3269, 613456), (3334, 601496), (3736, 536774), (6538, 306728), (6668, 300748), (7472, 268387), (10741, 186704), (11669, 171856), (13076, 153364), (13336, 150374), (21482, 93352), (23338, 85928), (26152, 76682), (26672, 75187), (38341, 52304), (42964, 46676)]