2820700

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 6227032

約数和(自身を除く): 3406332

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 421, 670, 842, 1340, 1675, 1684, 2105, 3350, 4210, 6700, 8420, 10525, 21050, 28207, 42100, 56414, 112828, 141035, 282070, 564140, 705175, 1410350, 2820700]

約数ペア:

[(1, 2820700), (2, 1410350), (4, 705175), (5, 564140), (10, 282070), (20, 141035), (25, 112828), (50, 56414), (67, 42100), (100, 28207), (134, 21050), (268, 10525), (335, 8420), (421, 6700), (670, 4210), (842, 3350), (1340, 2105), (1675, 1684)]