153709040

素因数分解:

$2^4\times 5^1\times {\mathrm{1921363}}^1$

素因数の和:1921376

約数の個数: 20

約数和(自身を含む): 357373704

約数和(自身を除く): 203664664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1921363, 3842726, 7685452, 9606815, 15370904, 19213630, 30741808, 38427260, 76854520, 153709040]

約数ペア:

[(1, 153709040), (2, 76854520), (4, 38427260), (5, 30741808), (8, 19213630), (10, 15370904), (16, 9606815), (20, 7685452), (40, 3842726), (80, 1921363)]