131797160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{299539}}^1$

素因数の和:299561

約数の個数: 32

約数和(自身を含む): 323503200

約数和(自身を除く): 191706040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 299539, 599078, 1198156, 1497695, 2396312, 2995390, 3294929, 5990780, 6589858, 11981560, 13179716, 16474645, 26359432, 32949290, 65898580, 131797160]

約数ペア:

[(1, 131797160), (2, 65898580), (4, 32949290), (5, 26359432), (8, 16474645), (10, 13179716), (11, 11981560), (20, 6589858), (22, 5990780), (40, 3294929), (44, 2995390), (55, 2396312), (88, 1497695), (110, 1198156), (220, 599078), (440, 299539)]