423020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 957264

約数和(自身を除く): 534244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1627, 3254, 6508, 8135, 16270, 21151, 32540, 42302, 84604, 105755, 211510, 423020]

約数ペア:

[(1, 423020), (2, 211510), (4, 105755), (5, 84604), (10, 42302), (13, 32540), (20, 21151), (26, 16270), (52, 8135), (65, 6508), (130, 3254), (260, 1627)]