26801720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60913}}^1$

素因数の和:60935

約数の個数: 32

約数和(自身を含む): 65787120

約数和(自身を除く): 38985400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 60913, 121826, 243652, 304565, 487304, 609130, 670043, 1218260, 1340086, 2436520, 2680172, 3350215, 5360344, 6700430, 13400860, 26801720]

約数ペア:

[(1, 26801720), (2, 13400860), (4, 6700430), (5, 5360344), (8, 3350215), (10, 2680172), (11, 2436520), (20, 1340086), (22, 1218260), (40, 670043), (44, 609130), (55, 487304), (88, 304565), (110, 243652), (220, 121826), (440, 60913)]