1985836880

素因数分解:

$2^4\times 5^1\times {\mathrm{24822961}}^1$

素因数の和:24822974

約数の個数: 20

約数和(自身を含む): 4617070932

約数和(自身を除く): 2631234052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24822961, 49645922, 99291844, 124114805, 198583688, 248229610, 397167376, 496459220, 992918440, 1985836880]

約数ペア:

[(1, 1985836880), (2, 992918440), (4, 496459220), (5, 397167376), (8, 248229610), (10, 198583688), (16, 124114805), (20, 99291844), (40, 49645922), (80, 24822961)]