20199484120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{179}}^1\times {\mathrm{5333}}^1$

素因数の和:5569

約数の個数: 96

約数和(自身を含む): 47785172400

約数和(自身を除く): 27585688280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 179, 184, 230, 358, 460, 529, 716, 895, 920, 1058, 1432, 1790, 2116, 2645, 3580, 4117, 4232, 5290, 5333, 7160, 8234, 10580, 10666, 16468, 20585, 21160, 21332, 26665, 32936, 41170, 42664, 53330, 82340, 94691, 106660, 122659, 164680, 189382, 213320, 245318, 378764, 473455, 490636, 613295, 757528, 946910, 954607, 981272, 1226590, 1893820, 1909214, 2453180, 2821157, 3787640, 3818428, 4773035, 4906360, 5642314, 7636856, 9546070, 11284628, 14105785, 19092140, 21955961, 22569256, 28211570, 38184280, 43911922, 56423140, 87823844, 109779805, 112846280, 175647688, 219559610, 439119220, 504987103, 878238440, 1009974206, 2019948412, 2524935515, 4039896824, 5049871030, 10099742060, 20199484120]

約数ペア:

[(1, 20199484120), (2, 10099742060), (4, 5049871030), (5, 4039896824), (8, 2524935515), (10, 2019948412), (20, 1009974206), (23, 878238440), (40, 504987103), (46, 439119220), (92, 219559610), (115, 175647688), (179, 112846280), (184, 109779805), (230, 87823844), (358, 56423140), (460, 43911922), (529, 38184280), (716, 28211570), (895, 22569256), (920, 21955961), (1058, 19092140), (1432, 14105785), (1790, 11284628), (2116, 9546070), (2645, 7636856), (3580, 5642314), (4117, 4906360), (4232, 4773035), (5290, 3818428), (5333, 3787640), (7160, 2821157), (8234, 2453180), (10580, 1909214), (10666, 1893820), (16468, 1226590), (20585, 981272), (21160, 954607), (21332, 946910), (26665, 757528), (32936, 613295), (41170, 490636), (42664, 473455), (53330, 378764), (82340, 245318), (94691, 213320), (106660, 189382), (122659, 164680)]