22768720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21893}}^1$

素因数の和:21919

約数の個数: 40

約数和(自身を含む): 57011976

約数和(自身を除く): 34243256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21893, 43786, 87572, 109465, 175144, 218930, 284609, 350288, 437860, 569218, 875720, 1138436, 1423045, 1751440, 2276872, 2846090, 4553744, 5692180, 11384360, 22768720]

約数ペア:

[(1, 22768720), (2, 11384360), (4, 5692180), (5, 4553744), (8, 2846090), (10, 2276872), (13, 1751440), (16, 1423045), (20, 1138436), (26, 875720), (40, 569218), (52, 437860), (65, 350288), (80, 284609), (104, 218930), (130, 175144), (208, 109465), (260, 87572), (520, 43786), (1040, 21893)]