39254480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6911}}^1$

素因数の和:6995

約数の個数: 40

約数和(自身を含む): 92565504

約数和(自身を除く): 53311024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 6911, 13822, 27644, 34555, 55288, 69110, 110576, 138220, 276440, 490681, 552880, 981362, 1962724, 2453405, 3925448, 4906810, 7850896, 9813620, 19627240, 39254480]

約数ペア:

[(1, 39254480), (2, 19627240), (4, 9813620), (5, 7850896), (8, 4906810), (10, 3925448), (16, 2453405), (20, 1962724), (40, 981362), (71, 552880), (80, 490681), (142, 276440), (284, 138220), (355, 110576), (568, 69110), (710, 55288), (1136, 34555), (1420, 27644), (2840, 13822), (5680, 6911)]