8485840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9643}}^1$

素因数の和:9667

約数の個数: 40

約数和(自身を含む): 21525408

約数和(自身を除く): 13039568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9643, 19286, 38572, 48215, 77144, 96430, 106073, 154288, 192860, 212146, 385720, 424292, 530365, 771440, 848584, 1060730, 1697168, 2121460, 4242920, 8485840]

約数ペア:

[(1, 8485840), (2, 4242920), (4, 2121460), (5, 1697168), (8, 1060730), (10, 848584), (11, 771440), (16, 530365), (20, 424292), (22, 385720), (40, 212146), (44, 192860), (55, 154288), (80, 106073), (88, 96430), (110, 77144), (176, 48215), (220, 38572), (440, 19286), (880, 9643)]