81593380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{370879}}^1$

素因数の和:370899

約数の個数: 24

約数和(自身を含む): 186923520

約数和(自身を除く): 105330140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 370879, 741758, 1483516, 1854395, 3708790, 4079669, 7417580, 8159338, 16318676, 20398345, 40796690, 81593380]

約数ペア:

[(1, 81593380), (2, 40796690), (4, 20398345), (5, 16318676), (10, 8159338), (11, 7417580), (20, 4079669), (22, 3708790), (44, 1854395), (55, 1483516), (110, 741758), (220, 370879)]