214368420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{510401}}^1$

素因数の和:510420

約数の個数: 48

約数和(自身を含む): 685980288

約数和(自身を除く): 471611868

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, 510401, 1020802, 1531203, 2041604, 2552005, 3062406, 3572807, 5104010, 6124812, 7145614, 7656015, 10208020, 10718421, 14291228, 15312030, 17864035, 21436842, 30624060, 35728070, 42873684, 53592105, 71456140, 107184210, 214368420]

約数ペア:

[(1, 214368420), (2, 107184210), (3, 71456140), (4, 53592105), (5, 42873684), (6, 35728070), (7, 30624060), (10, 21436842), (12, 17864035), (14, 15312030), (15, 14291228), (20, 10718421), (21, 10208020), (28, 7656015), (30, 7145614), (35, 6124812), (42, 5104010), (60, 3572807), (70, 3062406), (84, 2552005), (105, 2041604), (140, 1531203), (210, 1020802), (420, 510401)]