15954140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8963}}^1$

素因数の和:9061

約数の個数: 24

約数和(自身を含む): 33883920

約数和(自身を除く): 17929780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 8963, 17926, 35852, 44815, 89630, 179260, 797707, 1595414, 3190828, 3988535, 7977070, 15954140]

約数ペア:

[(1, 15954140), (2, 7977070), (4, 3988535), (5, 3190828), (10, 1595414), (20, 797707), (89, 179260), (178, 89630), (356, 44815), (445, 35852), (890, 17926), (1780, 8963)]