38181520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36713}}^1$

素因数の和:36739

約数の個数: 40

約数和(自身を含む): 95603256

約数和(自身を除く): 57421736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 36713, 73426, 146852, 183565, 293704, 367130, 477269, 587408, 734260, 954538, 1468520, 1909076, 2386345, 2937040, 3818152, 4772690, 7636304, 9545380, 19090760, 38181520]

約数ペア:

[(1, 38181520), (2, 19090760), (4, 9545380), (5, 7636304), (8, 4772690), (10, 3818152), (13, 2937040), (16, 2386345), (20, 1909076), (26, 1468520), (40, 954538), (52, 734260), (65, 587408), (80, 477269), (104, 367130), (130, 293704), (208, 183565), (260, 146852), (520, 73426), (1040, 36713)]