3956720

素因数分解:

$2^4\times 5^1\times {\mathrm{49459}}^1$

素因数の和:49472

約数の個数: 20

約数和(自身を含む): 9199560

約数和(自身を除く): 5242840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49459, 98918, 197836, 247295, 395672, 494590, 791344, 989180, 1978360, 3956720]

約数ペア:

[(1, 3956720), (2, 1978360), (4, 989180), (5, 791344), (8, 494590), (10, 395672), (16, 247295), (20, 197836), (40, 98918), (80, 49459)]