2021680920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2406763}}^1$

素因数の和:2406784

約数の個数: 64

約数和(自身を含む): 6931480320

約数和(自身を除く): 4909799400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2406763, 4813526, 7220289, 9627052, 12033815, 14440578, 16847341, 19254104, 24067630, 28881156, 33694682, 36101445, 48135260, 50542023, 57762312, 67389364, 72202890, 84236705, 96270520, 101084046, 134778728, 144405780, 168473410, 202168092, 252710115, 288811560, 336946820, 404336184, 505420230, 673893640, 1010840460, 2021680920]

約数ペア:

[(1, 2021680920), (2, 1010840460), (3, 673893640), (4, 505420230), (5, 404336184), (6, 336946820), (7, 288811560), (8, 252710115), (10, 202168092), (12, 168473410), (14, 144405780), (15, 134778728), (20, 101084046), (21, 96270520), (24, 84236705), (28, 72202890), (30, 67389364), (35, 57762312), (40, 50542023), (42, 48135260), (56, 36101445), (60, 33694682), (70, 28881156), (84, 24067630), (105, 19254104), (120, 16847341), (140, 14440578), (168, 12033815), (210, 9627052), (280, 7220289), (420, 4813526), (840, 2406763)]