15572210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 14667790

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 1999, 3895, 3998, 7790, 9995, 19990, 37981, 75962, 81959, 163918, 189905, 379810, 409795, 819590, 1557221, 3114442, 7786105, 15572210]

約数ペア:

[(1, 15572210), (2, 7786105), (5, 3114442), (10, 1557221), (19, 819590), (38, 409795), (41, 379810), (82, 189905), (95, 163918), (190, 81959), (205, 75962), (410, 37981), (779, 19990), (1558, 9995), (1999, 7790), (3895, 3998)]