2018189860

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{479}}^1\times {\mathrm{719}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 4267468800

約数和(自身を除く): 2249278940

約数列:

[1, 2, 4, 5, 10, 20, 293, 479, 586, 719, 958, 1172, 1438, 1465, 1916, 2395, 2876, 2930, 3595, 4790, 5860, 7190, 9580, 14380, 140347, 210667, 280694, 344401, 421334, 561388, 688802, 701735, 842668, 1053335, 1377604, 1403470, 1722005, 2106670, 2806940, 3444010, 4213340, 6888020, 100909493, 201818986, 403637972, 504547465, 1009094930, 2018189860]

約数ペア:

[(1, 2018189860), (2, 1009094930), (4, 504547465), (5, 403637972), (10, 201818986), (20, 100909493), (293, 6888020), (479, 4213340), (586, 3444010), (719, 2806940), (958, 2106670), (1172, 1722005), (1438, 1403470), (1465, 1377604), (1916, 1053335), (2395, 842668), (2876, 701735), (2930, 688802), (3595, 561388), (4790, 421334), (5860, 344401), (7190, 280694), (9580, 210667), (14380, 140347)]