20790834470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{708859}}^1$

素因数の和:709292

約数の個数: 32

約数和(自身を含む): 42871852800

約数和(自身を除く): 22081018330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 419, 838, 2095, 2933, 4190, 5866, 14665, 29330, 708859, 1417718, 3544295, 4962013, 7088590, 9924026, 24810065, 49620130, 297011921, 594023842, 1485059605, 2079083447, 2970119210, 4158166894, 10395417235, 20790834470]

約数ペア:

[(1, 20790834470), (2, 10395417235), (5, 4158166894), (7, 2970119210), (10, 2079083447), (14, 1485059605), (35, 594023842), (70, 297011921), (419, 49620130), (838, 24810065), (2095, 9924026), (2933, 7088590), (4190, 4962013), (5866, 3544295), (14665, 1417718), (29330, 708859)]