2116750480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107123}}^1$

素因数の和:107168

約数の個数: 80

約数和(自身を含む): 5579017920

約数和(自身を除く): 3462267440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 107123, 214246, 428492, 535615, 856984, 1071230, 1392599, 1713968, 2035337, 2142460, 2785198, 4070674, 4284920, 5570396, 6962995, 8141348, 8569840, 10176685, 11140792, 13925990, 16282696, 20353370, 22281584, 26459381, 27851980, 32565392, 40706740, 52918762, 55703960, 81413480, 105837524, 111407920, 132296905, 162826960, 211675048, 264593810, 423350096, 529187620, 1058375240, 2116750480]

約数ペア:

[(1, 2116750480), (2, 1058375240), (4, 529187620), (5, 423350096), (8, 264593810), (10, 211675048), (13, 162826960), (16, 132296905), (19, 111407920), (20, 105837524), (26, 81413480), (38, 55703960), (40, 52918762), (52, 40706740), (65, 32565392), (76, 27851980), (80, 26459381), (95, 22281584), (104, 20353370), (130, 16282696), (152, 13925990), (190, 11140792), (208, 10176685), (247, 8569840), (260, 8141348), (304, 6962995), (380, 5570396), (494, 4284920), (520, 4070674), (760, 2785198), (988, 2142460), (1040, 2035337), (1235, 1713968), (1520, 1392599), (1976, 1071230), (2470, 856984), (3952, 535615), (4940, 428492), (9880, 214246), (19760, 107123)]