420870535

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{20327}}^1$

素因数の和:20474

約数の個数: 16

約数和(自身を含む): 522510912

約数和(自身を除く): 101640377

約数列:

[1, 5, 41, 101, 205, 505, 4141, 20327, 20705, 101635, 833407, 2053027, 4167035, 10265135, 84174107, 420870535]

約数ペア:

[(1, 420870535), (5, 84174107), (41, 10265135), (101, 4167035), (205, 2053027), (505, 833407), (4141, 101635), (20327, 20705)]