22740520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51683}}^1$

素因数の和:51705

約数の個数: 32

約数和(自身を含む): 55818720

約数和(自身を除く): 33078200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 51683, 103366, 206732, 258415, 413464, 516830, 568513, 1033660, 1137026, 2067320, 2274052, 2842565, 4548104, 5685130, 11370260, 22740520]

約数ペア:

[(1, 22740520), (2, 11370260), (4, 5685130), (5, 4548104), (8, 2842565), (10, 2274052), (11, 2067320), (20, 1137026), (22, 1033660), (40, 568513), (44, 516830), (55, 413464), (88, 258415), (110, 206732), (220, 103366), (440, 51683)]