40105020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{668417}}^1$

素因数の和:668429

約数の個数: 24

約数和(自身を含む): 112294224

約数和(自身を除く): 72189204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 668417, 1336834, 2005251, 2673668, 3342085, 4010502, 6684170, 8021004, 10026255, 13368340, 20052510, 40105020]

約数ペア:

[(1, 40105020), (2, 20052510), (3, 13368340), (4, 10026255), (5, 8021004), (6, 6684170), (10, 4010502), (12, 3342085), (15, 2673668), (20, 2005251), (30, 1336834), (60, 668417)]