39368920

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5153}}^1$

素因数の和:5355

約数の個数: 32

約数和(自身を含む): 89061120

約数和(自身を除く): 49692200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 5153, 7640, 10306, 20612, 25765, 41224, 51530, 103060, 206120, 984223, 1968446, 3936892, 4921115, 7873784, 9842230, 19684460, 39368920]

約数ペア:

[(1, 39368920), (2, 19684460), (4, 9842230), (5, 7873784), (8, 4921115), (10, 3936892), (20, 1968446), (40, 984223), (191, 206120), (382, 103060), (764, 51530), (955, 41224), (1528, 25765), (1910, 20612), (3820, 10306), (5153, 7640)]