2018762320

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{62929}}^1$

素因数の和:63343

約数の個数: 40

約数和(自身を含む): 4705401960

約数和(自身を除く): 2686639640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 3208, 4010, 6416, 8020, 16040, 32080, 62929, 125858, 251716, 314645, 503432, 629290, 1006864, 1258580, 2517160, 5034320, 25234529, 50469058, 100938116, 126172645, 201876232, 252345290, 403752464, 504690580, 1009381160, 2018762320]

約数ペア:

[(1, 2018762320), (2, 1009381160), (4, 504690580), (5, 403752464), (8, 252345290), (10, 201876232), (16, 126172645), (20, 100938116), (40, 50469058), (80, 25234529), (401, 5034320), (802, 2517160), (1604, 1258580), (2005, 1006864), (3208, 629290), (4010, 503432), (6416, 314645), (8020, 251716), (16040, 125858), (32080, 62929)]