137260880

素因数分解:

$2^4\times 5^1\times {\mathrm{1715761}}^1$

素因数の和:1715774

約数の個数: 20

約数和(自身を含む): 319131732

約数和(自身を除く): 181870852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1715761, 3431522, 6863044, 8578805, 13726088, 17157610, 27452176, 34315220, 68630440, 137260880]

約数ペア:

[(1, 137260880), (2, 68630440), (4, 34315220), (5, 27452176), (8, 17157610), (10, 13726088), (16, 8578805), (20, 6863044), (40, 3431522), (80, 1715761)]