53887240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122471}}^1$

素因数の和:122493

約数の個数: 32

約数和(自身を含む): 132269760

約数和(自身を除く): 78382520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 122471, 244942, 489884, 612355, 979768, 1224710, 1347181, 2449420, 2694362, 4898840, 5388724, 6735905, 10777448, 13471810, 26943620, 53887240]

約数ペア:

[(1, 53887240), (2, 26943620), (4, 13471810), (5, 10777448), (8, 6735905), (10, 5388724), (11, 4898840), (20, 2694362), (22, 2449420), (40, 1347181), (44, 1224710), (55, 979768), (88, 612355), (110, 489884), (220, 244942), (440, 122471)]