2021824420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1312873}}^1$

素因数の和:1312900

約数の個数: 48

約数和(自身を含む): 5293507968

約数和(自身を除く): 3271683548

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1312873, 2625746, 5251492, 6564365, 9190111, 13128730, 14441603, 18380222, 26257460, 28883206, 36760444, 45950555, 57766412, 72208015, 91901110, 101091221, 144416030, 183802220, 202182442, 288832060, 404364884, 505456105, 1010912210, 2021824420]

約数ペア:

[(1, 2021824420), (2, 1010912210), (4, 505456105), (5, 404364884), (7, 288832060), (10, 202182442), (11, 183802220), (14, 144416030), (20, 101091221), (22, 91901110), (28, 72208015), (35, 57766412), (44, 45950555), (55, 36760444), (70, 28883206), (77, 26257460), (110, 18380222), (140, 14441603), (154, 13128730), (220, 9190111), (308, 6564365), (385, 5251492), (770, 2625746), (1540, 1312873)]