20512163370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5683}}^1\times {\mathrm{5231}}^1$

素因数の和:10947

約数の個数: 64

約数和(自身を含む): 51388452864

約数和(自身を除く): 30876289494

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 5231, 5683, 10462, 11366, 15693, 17049, 26155, 28415, 31386, 34098, 52310, 56830, 78465, 85245, 120313, 130709, 156930, 170490, 240626, 261418, 360939, 392127, 601565, 653545, 721878, 784254, 1203130, 1307090, 1804695, 1960635, 3609390, 3921270, 29727773, 59455546, 89183319, 148638865, 178366638, 297277730, 445916595, 683738779, 891833190, 1367477558, 2051216337, 3418693895, 4102432674, 6837387790, 10256081685, 20512163370]

約数ペア:

[(1, 20512163370), (2, 10256081685), (3, 6837387790), (5, 4102432674), (6, 3418693895), (10, 2051216337), (15, 1367477558), (23, 891833190), (30, 683738779), (46, 445916595), (69, 297277730), (115, 178366638), (138, 148638865), (230, 89183319), (345, 59455546), (690, 29727773), (5231, 3921270), (5683, 3609390), (10462, 1960635), (11366, 1804695), (15693, 1307090), (17049, 1203130), (26155, 784254), (28415, 721878), (31386, 653545), (34098, 601565), (52310, 392127), (56830, 360939), (78465, 261418), (85245, 240626), (120313, 170490), (130709, 156930)]