22505540

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{6217}}^1$

素因数の和:6407

約数の個数: 24

約数和(自身を含む): 47530392

約数和(自身を除く): 25024852

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 6217, 12434, 24868, 31085, 62170, 124340, 1125277, 2250554, 4501108, 5626385, 11252770, 22505540]

約数ペア:

[(1, 22505540), (2, 11252770), (4, 5626385), (5, 4501108), (10, 2250554), (20, 1125277), (181, 124340), (362, 62170), (724, 31085), (905, 24868), (1810, 12434), (3620, 6217)]