27564140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81071}}^1$

素因数の和:81097

約数の個数: 24

約数和(自身を含む): 61290432

約数和(自身を除く): 33726292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 81071, 162142, 324284, 405355, 810710, 1378207, 1621420, 2756414, 5512828, 6891035, 13782070, 27564140]

約数ペア:

[(1, 27564140), (2, 13782070), (4, 6891035), (5, 5512828), (10, 2756414), (17, 1621420), (20, 1378207), (34, 810710), (68, 405355), (85, 324284), (170, 162142), (340, 81071)]