5242840

素因数分解:

$2^3\times 5^1\times {\mathrm{131071}}^1$

素因数の和:131082

約数の個数: 16

約数和(自身を含む): 11796480

約数和(自身を除く): 6553640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131071, 262142, 524284, 655355, 1048568, 1310710, 2621420, 5242840]

約数ペア:

[(1, 5242840), (2, 2621420), (4, 1310710), (5, 1048568), (8, 655355), (10, 524284), (20, 262142), (40, 131071)]