2078004380

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{622157}}^1$

素因数の和:622333

約数の個数: 24

約数和(自身を含む): 4389946848

約数和(自身を除く): 2311942468

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 622157, 1244314, 2488628, 3110785, 6221570, 12443140, 103900219, 207800438, 415600876, 519501095, 1039002190, 2078004380]

約数ペア:

[(1, 2078004380), (2, 1039002190), (4, 519501095), (5, 415600876), (10, 207800438), (20, 103900219), (167, 12443140), (334, 6221570), (668, 3110785), (835, 2488628), (1670, 1244314), (3340, 622157)]