508314640

素因数分解:

$2^4\times 5^1\times {\mathrm{6353933}}^1$

素因数の和:6353946

約数の個数: 20

約数和(自身を含む): 1181831724

約数和(自身を除く): 673517084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6353933, 12707866, 25415732, 31769665, 50831464, 63539330, 101662928, 127078660, 254157320, 508314640]

約数ペア:

[(1, 508314640), (2, 254157320), (4, 127078660), (5, 101662928), (8, 63539330), (10, 50831464), (16, 31769665), (20, 25415732), (40, 12707866), (80, 6353933)]