407292020

素因数分解:

$2^2\times 5^1\times {\mathrm{1753}}^1\times {\mathrm{11617}}^1$

素因数の和:13379

約数の個数: 24

約数和(自身を含む): 855874824

約数和(自身を除く): 448582804

約数列:

[1, 2, 4, 5, 10, 20, 1753, 3506, 7012, 8765, 11617, 17530, 23234, 35060, 46468, 58085, 116170, 232340, 20364601, 40729202, 81458404, 101823005, 203646010, 407292020]

約数ペア:

[(1, 407292020), (2, 203646010), (4, 101823005), (5, 81458404), (10, 40729202), (20, 20364601), (1753, 232340), (3506, 116170), (7012, 58085), (8765, 46468), (11617, 35060), (17530, 23234)]