20311025

素因数分解:

$5^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{419}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 28956480

約数和(自身を除く): 8645455

約数列:

[1, 5, 7, 25, 35, 175, 277, 419, 1385, 1939, 2095, 2933, 6925, 9695, 10475, 14665, 48475, 73325, 116063, 580315, 812441, 2901575, 4062205, 20311025]

約数ペア:

[(1, 20311025), (5, 4062205), (7, 2901575), (25, 812441), (35, 580315), (175, 116063), (277, 73325), (419, 48475), (1385, 14665), (1939, 10475), (2095, 9695), (2933, 6925)]