2487124780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{18839}}^1$

素因数の和:18919

約数の個数: 96

約数和(自身を含む): 6380881920

約数和(自身を除く): 3893757140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 41, 46, 70, 82, 92, 115, 140, 161, 164, 205, 230, 287, 322, 410, 460, 574, 644, 805, 820, 943, 1148, 1435, 1610, 1886, 2870, 3220, 3772, 4715, 5740, 6601, 9430, 13202, 18839, 18860, 26404, 33005, 37678, 66010, 75356, 94195, 131873, 132020, 188390, 263746, 376780, 433297, 527492, 659365, 772399, 866594, 1318730, 1544798, 1733188, 2166485, 2637460, 3033079, 3089596, 3861995, 4332970, 5406793, 6066158, 7723990, 8665940, 10813586, 12132316, 15165395, 15447980, 17765177, 21627172, 27033965, 30330790, 35530354, 54067930, 60661580, 71060708, 88825885, 108135860, 124356239, 177651770, 248712478, 355303540, 497424956, 621781195, 1243562390, 2487124780]

約数ペア:

[(1, 2487124780), (2, 1243562390), (4, 621781195), (5, 497424956), (7, 355303540), (10, 248712478), (14, 177651770), (20, 124356239), (23, 108135860), (28, 88825885), (35, 71060708), (41, 60661580), (46, 54067930), (70, 35530354), (82, 30330790), (92, 27033965), (115, 21627172), (140, 17765177), (161, 15447980), (164, 15165395), (205, 12132316), (230, 10813586), (287, 8665940), (322, 7723990), (410, 6066158), (460, 5406793), (574, 4332970), (644, 3861995), (805, 3089596), (820, 3033079), (943, 2637460), (1148, 2166485), (1435, 1733188), (1610, 1544798), (1886, 1318730), (2870, 866594), (3220, 772399), (3772, 659365), (4715, 527492), (5740, 433297), (6601, 376780), (9430, 263746), (13202, 188390), (18839, 132020), (18860, 131873), (26404, 94195), (33005, 75356), (37678, 66010)]