20348845930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{709}}^1\times {\mathrm{58573}}^1$

素因数の和:59303

約数の個数: 48

約数和(自身を含む): 42668816040

約数和(自身を除く): 22319970110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 709, 1418, 3545, 4963, 7090, 9926, 24815, 34741, 49630, 58573, 69482, 117146, 173705, 292865, 347410, 410011, 585730, 820022, 2050055, 2870077, 4100110, 5740154, 14350385, 28700770, 41528257, 83056514, 207641285, 290697799, 415282570, 581395598, 1453488995, 2034884593, 2906977990, 4069769186, 10174422965, 20348845930]

約数ペア:

[(1, 20348845930), (2, 10174422965), (5, 4069769186), (7, 2906977990), (10, 2034884593), (14, 1453488995), (35, 581395598), (49, 415282570), (70, 290697799), (98, 207641285), (245, 83056514), (490, 41528257), (709, 28700770), (1418, 14350385), (3545, 5740154), (4963, 4100110), (7090, 2870077), (9926, 2050055), (24815, 820022), (34741, 585730), (49630, 410011), (58573, 347410), (69482, 292865), (117146, 173705)]