17974240

素因数分解:

$2^5\times 5^1\times {\mathrm{112339}}^1$

素因数の和:112354

約数の個数: 24

約数和(自身を含む): 42464520

約数和(自身を除く): 24490280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 112339, 224678, 449356, 561695, 898712, 1123390, 1797424, 2246780, 3594848, 4493560, 8987120, 17974240]

約数ペア:

[(1, 17974240), (2, 8987120), (4, 4493560), (5, 3594848), (8, 2246780), (10, 1797424), (16, 1123390), (20, 898712), (32, 561695), (40, 449356), (80, 224678), (160, 112339)]