80242580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{364739}}^1$

素因数の和:364759

約数の個数: 24

約数和(自身を含む): 183828960

約数和(自身を除く): 103586380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 364739, 729478, 1458956, 1823695, 3647390, 4012129, 7294780, 8024258, 16048516, 20060645, 40121290, 80242580]

約数ペア:

[(1, 80242580), (2, 40121290), (4, 20060645), (5, 16048516), (10, 8024258), (11, 7294780), (20, 4012129), (22, 3647390), (44, 1823695), (55, 1458956), (110, 729478), (220, 364739)]