51247240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{116471}}^1$

素因数の和:116493

約数の個数: 32

約数和(自身を含む): 125789760

約数和(自身を除く): 74542520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 116471, 232942, 465884, 582355, 931768, 1164710, 1281181, 2329420, 2562362, 4658840, 5124724, 6405905, 10249448, 12811810, 25623620, 51247240]

約数ペア:

[(1, 51247240), (2, 25623620), (4, 12811810), (5, 10249448), (8, 6405905), (10, 5124724), (11, 4658840), (20, 2562362), (22, 2329420), (40, 1281181), (44, 1164710), (55, 931768), (88, 582355), (110, 465884), (220, 232942), (440, 116471)]