426536620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{195659}}^1$

素因数の和:195777

約数の個数: 24

約数和(自身を含む): 903949200

約数和(自身を除く): 477412580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 195659, 391318, 782636, 978295, 1956590, 3913180, 21326831, 42653662, 85307324, 106634155, 213268310, 426536620]

約数ペア:

[(1, 426536620), (2, 213268310), (4, 106634155), (5, 85307324), (10, 42653662), (20, 21326831), (109, 3913180), (218, 1956590), (436, 978295), (545, 782636), (1090, 391318), (2180, 195659)]