39604240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 100337328

約数和(自身を除く): 60733088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 208, 226, 260, 337, 452, 520, 565, 674, 904, 1040, 1130, 1348, 1469, 1685, 1808, 2260, 2696, 2938, 3370, 4381, 4520, 5392, 5876, 6740, 7345, 8762, 9040, 11752, 13480, 14690, 17524, 21905, 23504, 26960, 29380, 35048, 38081, 43810, 58760, 70096, 76162, 87620, 117520, 152324, 175240, 190405, 304648, 350480, 380810, 495053, 609296, 761620, 990106, 1523240, 1980212, 2475265, 3046480, 3960424, 4950530, 7920848, 9901060, 19802120, 39604240]

約数ペア:

[(1, 39604240), (2, 19802120), (4, 9901060), (5, 7920848), (8, 4950530), (10, 3960424), (13, 3046480), (16, 2475265), (20, 1980212), (26, 1523240), (40, 990106), (52, 761620), (65, 609296), (80, 495053), (104, 380810), (113, 350480), (130, 304648), (208, 190405), (226, 175240), (260, 152324), (337, 117520), (452, 87620), (520, 76162), (565, 70096), (674, 58760), (904, 43810), (1040, 38081), (1130, 35048), (1348, 29380), (1469, 26960), (1685, 23504), (1808, 21905), (2260, 17524), (2696, 14690), (2938, 13480), (3370, 11752), (4381, 9040), (4520, 8762), (5392, 7345), (5876, 6740)]