27266820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{64921}}^1$

素因数の和:64940

約数の個数: 48

約数和(自身を含む): 87255168

約数和(自身を除く): 59988348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 64921, 129842, 194763, 259684, 324605, 389526, 454447, 649210, 779052, 908894, 973815, 1298420, 1363341, 1817788, 1947630, 2272235, 2726682, 3895260, 4544470, 5453364, 6816705, 9088940, 13633410, 27266820]

約数ペア:

[(1, 27266820), (2, 13633410), (3, 9088940), (4, 6816705), (5, 5453364), (6, 4544470), (7, 3895260), (10, 2726682), (12, 2272235), (14, 1947630), (15, 1817788), (20, 1363341), (21, 1298420), (28, 973815), (30, 908894), (35, 779052), (42, 649210), (60, 454447), (70, 389526), (84, 324605), (105, 259684), (140, 194763), (210, 129842), (420, 64921)]