89829140

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{4021}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 188857032

約数和(自身を除く): 99027892

約数列:

[1, 2, 4, 5, 10, 20, 1117, 2234, 4021, 4468, 5585, 8042, 11170, 16084, 20105, 22340, 40210, 80420, 4491457, 8982914, 17965828, 22457285, 44914570, 89829140]

約数ペア:

[(1, 89829140), (2, 44914570), (4, 22457285), (5, 17965828), (10, 8982914), (20, 4491457), (1117, 80420), (2234, 40210), (4021, 22340), (4468, 20105), (5585, 16084), (8042, 11170)]