4778840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10861}}^1$

素因数の和:10883

約数の個数: 32

約数和(自身を含む): 11730960

約数和(自身を除く): 6952120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 10861, 21722, 43444, 54305, 86888, 108610, 119471, 217220, 238942, 434440, 477884, 597355, 955768, 1194710, 2389420, 4778840]

約数ペア:

[(1, 4778840), (2, 2389420), (4, 1194710), (5, 955768), (8, 597355), (10, 477884), (11, 434440), (20, 238942), (22, 217220), (40, 119471), (44, 108610), (55, 86888), (88, 54305), (110, 43444), (220, 21722), (440, 10861)]