40470872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12553}}^1$

素因数の和:12603

約数の個数: 32

約数和(自身を含む): 84362880

約数和(自身を除く): 43892008

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 12553, 25106, 50212, 100424, 163189, 326378, 389143, 652756, 778286, 1305512, 1556572, 3113144, 5058859, 10117718, 20235436, 40470872]

約数ペア:

[(1, 40470872), (2, 20235436), (4, 10117718), (8, 5058859), (13, 3113144), (26, 1556572), (31, 1305512), (52, 778286), (62, 652756), (104, 389143), (124, 326378), (248, 163189), (403, 100424), (806, 50212), (1612, 25106), (3224, 12553)]