2019950420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{23417}}^1$

素因数の和:23672

約数の個数: 48

約数和(自身を含む): 4485015360

約数和(自身を除く): 2465064940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 227, 380, 454, 908, 1135, 2270, 4313, 4540, 8626, 17252, 21565, 23417, 43130, 46834, 86260, 93668, 117085, 234170, 444923, 468340, 889846, 1779692, 2224615, 4449230, 5315659, 8898460, 10631318, 21262636, 26578295, 53156590, 100997521, 106313180, 201995042, 403990084, 504987605, 1009975210, 2019950420]

約数ペア:

[(1, 2019950420), (2, 1009975210), (4, 504987605), (5, 403990084), (10, 201995042), (19, 106313180), (20, 100997521), (38, 53156590), (76, 26578295), (95, 21262636), (190, 10631318), (227, 8898460), (380, 5315659), (454, 4449230), (908, 2224615), (1135, 1779692), (2270, 889846), (4313, 468340), (4540, 444923), (8626, 234170), (17252, 117085), (21565, 93668), (23417, 86260), (43130, 46834)]