454968020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1749877}}^1$

素因数の和:1749899

約数の個数: 24

約数和(自身を含む): 1028928264

約数和(自身を除く): 573960244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1749877, 3499754, 6999508, 8749385, 17498770, 22748401, 34997540, 45496802, 90993604, 113742005, 227484010, 454968020]

約数ペア:

[(1, 454968020), (2, 227484010), (4, 113742005), (5, 90993604), (10, 45496802), (13, 34997540), (20, 22748401), (26, 17498770), (52, 8749385), (65, 6999508), (130, 3499754), (260, 1749877)]