2009090590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{4813}}^1$

素因数の和:4878

約数の個数: 64

約数和(自身を含む): 4124635200

約数和(自身を除く): 2115544610

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2197, 2470, 3211, 4394, 4813, 6422, 9626, 10985, 16055, 21970, 24065, 32110, 41743, 48130, 62569, 83486, 91447, 125138, 182894, 208715, 312845, 417430, 457235, 625690, 813397, 914470, 1188811, 1626794, 2377622, 4066985, 5944055, 8133970, 10574161, 11888110, 15454543, 21148322, 30909086, 52870805, 77272715, 105741610, 154545430, 200909059, 401818118, 1004545295, 2009090590]

約数ペア:

[(1, 2009090590), (2, 1004545295), (5, 401818118), (10, 200909059), (13, 154545430), (19, 105741610), (26, 77272715), (38, 52870805), (65, 30909086), (95, 21148322), (130, 15454543), (169, 11888110), (190, 10574161), (247, 8133970), (338, 5944055), (494, 4066985), (845, 2377622), (1235, 1626794), (1690, 1188811), (2197, 914470), (2470, 813397), (3211, 625690), (4394, 457235), (4813, 417430), (6422, 312845), (9626, 208715), (10985, 182894), (16055, 125138), (21970, 91447), (24065, 83486), (32110, 62569), (41743, 48130)]