7995980

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{739}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 16845360

約数和(自身を除く): 8849380

約数列:

[1, 2, 4, 5, 10, 20, 541, 739, 1082, 1478, 2164, 2705, 2956, 3695, 5410, 7390, 10820, 14780, 399799, 799598, 1599196, 1998995, 3997990, 7995980]

約数ペア:

[(1, 7995980), (2, 3997990), (4, 1998995), (5, 1599196), (10, 799598), (20, 399799), (541, 14780), (739, 10820), (1082, 7390), (1478, 5410), (2164, 3695), (2705, 2956)]