71957140

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{3221}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 151292232

約数和(自身を除く): 79335092

約数列:

[1, 2, 4, 5, 10, 20, 1117, 2234, 3221, 4468, 5585, 6442, 11170, 12884, 16105, 22340, 32210, 64420, 3597857, 7195714, 14391428, 17989285, 35978570, 71957140]

約数ペア:

[(1, 71957140), (2, 35978570), (4, 17989285), (5, 14391428), (10, 7195714), (20, 3597857), (1117, 64420), (2234, 32210), (3221, 22340), (4468, 16105), (5585, 12884), (6442, 11170)]