78234740

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{4157}}^1$

素因数の和:5107

約数の個数: 24

約数和(自身を含む): 164507112

約数和(自身を除く): 86272372

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3764, 4157, 4705, 8314, 9410, 16628, 18820, 20785, 41570, 83140, 3911737, 7823474, 15646948, 19558685, 39117370, 78234740]

約数ペア:

[(1, 78234740), (2, 39117370), (4, 19558685), (5, 15646948), (10, 7823474), (20, 3911737), (941, 83140), (1882, 41570), (3764, 20785), (4157, 18820), (4705, 16628), (8314, 9410)]