15550490

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3917}}^1$

素因数の和:4321

約数の個数: 16

約数和(自身を含む): 28068552

約数和(自身を除く): 12518062

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3917, 3970, 7834, 19585, 39170, 1555049, 3110098, 7775245, 15550490]

約数ペア:

[(1, 15550490), (2, 7775245), (5, 3110098), (10, 1555049), (397, 39170), (794, 19585), (1985, 7834), (3917, 3970)]