2988920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6793}}^1$

素因数の和:6815

約数の個数: 32

約数和(自身を含む): 7337520

約数和(自身を除く): 4348600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6793, 13586, 27172, 33965, 54344, 67930, 74723, 135860, 149446, 271720, 298892, 373615, 597784, 747230, 1494460, 2988920]

約数ペア:

[(1, 2988920), (2, 1494460), (4, 747230), (5, 597784), (8, 373615), (10, 298892), (11, 271720), (20, 149446), (22, 135860), (40, 74723), (44, 67930), (55, 54344), (88, 33965), (110, 27172), (220, 13586), (440, 6793)]