488020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1877}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 1104264

約数和(自身を除く): 616244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1877, 3754, 7508, 9385, 18770, 24401, 37540, 48802, 97604, 122005, 244010, 488020]

約数ペア:

[(1, 488020), (2, 244010), (4, 122005), (5, 97604), (10, 48802), (13, 37540), (20, 24401), (26, 18770), (52, 9385), (65, 7508), (130, 3754), (260, 1877)]