2143404770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{36721}}^1$

素因数の和:37190

約数の個数: 32

約数和(自身を含む): 4164274800

約数和(自身を除く): 2020870030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 449, 898, 2245, 4490, 5837, 11674, 29185, 36721, 58370, 73442, 183605, 367210, 477373, 954746, 2386865, 4773730, 16487729, 32975458, 82438645, 164877290, 214340477, 428680954, 1071702385, 2143404770]

約数ペア:

[(1, 2143404770), (2, 1071702385), (5, 428680954), (10, 214340477), (13, 164877290), (26, 82438645), (65, 32975458), (130, 16487729), (449, 4773730), (898, 2386865), (2245, 954746), (4490, 477373), (5837, 367210), (11674, 183605), (29185, 73442), (36721, 58370)]