2019024340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1\times {\mathrm{3557}}^1$

素因数の和:3948

約数の個数: 48

約数和(自身を含む): 4298377104

約数和(自身を除く): 2279352764

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 281, 404, 505, 562, 1010, 1124, 1405, 2020, 2810, 3557, 5620, 7114, 14228, 17785, 28381, 35570, 56762, 71140, 113524, 141905, 283810, 359257, 567620, 718514, 999517, 1437028, 1796285, 1999034, 3592570, 3998068, 4997585, 7185140, 9995170, 19990340, 100951217, 201902434, 403804868, 504756085, 1009512170, 2019024340]

約数ペア:

[(1, 2019024340), (2, 1009512170), (4, 504756085), (5, 403804868), (10, 201902434), (20, 100951217), (101, 19990340), (202, 9995170), (281, 7185140), (404, 4997585), (505, 3998068), (562, 3592570), (1010, 1999034), (1124, 1796285), (1405, 1437028), (2020, 999517), (2810, 718514), (3557, 567620), (5620, 359257), (7114, 283810), (14228, 141905), (17785, 113524), (28381, 71140), (35570, 56762)]