1490684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 2845920

約数和(自身を除く): 1355236

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 263, 436, 526, 1052, 1417, 2834, 3419, 5668, 6838, 13676, 28667, 57334, 114668, 372671, 745342, 1490684]

約数ペア:

[(1, 1490684), (2, 745342), (4, 372671), (13, 114668), (26, 57334), (52, 28667), (109, 13676), (218, 6838), (263, 5668), (436, 3419), (526, 2834), (1052, 1417)]