53214220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1439}}^1$

素因数の和:1534

約数の個数: 36

約数和(自身を含む): 114488640

約数和(自身を除く): 61274420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1439, 1849, 2878, 3698, 5756, 7195, 7396, 9245, 14390, 18490, 28780, 36980, 61877, 123754, 247508, 309385, 618770, 1237540, 2660711, 5321422, 10642844, 13303555, 26607110, 53214220]

約数ペア:

[(1, 53214220), (2, 26607110), (4, 13303555), (5, 10642844), (10, 5321422), (20, 2660711), (43, 1237540), (86, 618770), (172, 309385), (215, 247508), (430, 123754), (860, 61877), (1439, 36980), (1849, 28780), (2878, 18490), (3698, 14390), (5756, 9245), (7195, 7396)]