140605490

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 256872384

約数和(自身を除く): 116266894

約数列:

[1, 2, 5, 10, 107, 214, 331, 397, 535, 662, 794, 1070, 1655, 1985, 3310, 3970, 35417, 42479, 70834, 84958, 131407, 177085, 212395, 262814, 354170, 424790, 657035, 1314070, 14060549, 28121098, 70302745, 140605490]

約数ペア:

[(1, 140605490), (2, 70302745), (5, 28121098), (10, 14060549), (107, 1314070), (214, 657035), (331, 424790), (397, 354170), (535, 262814), (662, 212395), (794, 177085), (1070, 131407), (1655, 84958), (1985, 70834), (3310, 42479), (3970, 35417)]