247253120

素因数分解:

$2^7\times 5^1\times {\mathrm{386333}}^1$

素因数の和:386352

約数の個数: 32

約数和(自身を含む): 591091020

約数和(自身を除く): 343837900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 386333, 772666, 1545332, 1931665, 3090664, 3863330, 6181328, 7726660, 12362656, 15453320, 24725312, 30906640, 49450624, 61813280, 123626560, 247253120]

約数ペア:

[(1, 247253120), (2, 123626560), (4, 61813280), (5, 49450624), (8, 30906640), (10, 24725312), (16, 15453320), (20, 12362656), (32, 7726660), (40, 6181328), (64, 3863330), (80, 3090664), (128, 1931665), (160, 1545332), (320, 772666), (640, 386333)]