40068028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10007}}^1$

素因数の和:10042

約数の個数: 48

約数和(自身を含む): 94155264

約数和(自身を除く): 54087236

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 10007, 20014, 40028, 70049, 110077, 130091, 140098, 220154, 260182, 280196, 440308, 520364, 770539, 910637, 1431001, 1541078, 1821274, 2862002, 3082156, 3642548, 5724004, 10017007, 20034014, 40068028]

約数ペア:

[(1, 40068028), (2, 20034014), (4, 10017007), (7, 5724004), (11, 3642548), (13, 3082156), (14, 2862002), (22, 1821274), (26, 1541078), (28, 1431001), (44, 910637), (52, 770539), (77, 520364), (91, 440308), (143, 280196), (154, 260182), (182, 220154), (286, 140098), (308, 130091), (364, 110077), (572, 70049), (1001, 40028), (2002, 20014), (4004, 10007)]