2486648620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{15497}}^1$

素因数の和:15690

約数の個数: 48

約数和(自身を含む): 5342718528

約数和(自身を除く): 2856069908

約数列:

[1, 2, 4, 5, 10, 20, 71, 113, 142, 226, 284, 355, 452, 565, 710, 1130, 1420, 2260, 8023, 15497, 16046, 30994, 32092, 40115, 61988, 77485, 80230, 154970, 160460, 309940, 1100287, 1751161, 2200574, 3502322, 4401148, 5501435, 7004644, 8755805, 11002870, 17511610, 22005740, 35023220, 124332431, 248664862, 497329724, 621662155, 1243324310, 2486648620]

約数ペア:

[(1, 2486648620), (2, 1243324310), (4, 621662155), (5, 497329724), (10, 248664862), (20, 124332431), (71, 35023220), (113, 22005740), (142, 17511610), (226, 11002870), (284, 8755805), (355, 7004644), (452, 5501435), (565, 4401148), (710, 3502322), (1130, 2200574), (1420, 1751161), (2260, 1100287), (8023, 309940), (15497, 160460), (16046, 154970), (30994, 80230), (32092, 77485), (40115, 61988)]