8779420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33767}}^1$

素因数の和:33789

約数の個数: 24

約数和(自身を含む): 19855584

約数和(自身を除く): 11076164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33767, 67534, 135068, 168835, 337670, 438971, 675340, 877942, 1755884, 2194855, 4389710, 8779420]

約数ペア:

[(1, 8779420), (2, 4389710), (4, 2194855), (5, 1755884), (10, 877942), (13, 675340), (20, 438971), (26, 337670), (52, 168835), (65, 135068), (130, 67534), (260, 33767)]