66936980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{304259}}^1$

素因数の和:304279

約数の個数: 24

約数和(自身を含む): 153347040

約数和(自身を除く): 86410060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 304259, 608518, 1217036, 1521295, 3042590, 3346849, 6085180, 6693698, 13387396, 16734245, 33468490, 66936980]

約数ペア:

[(1, 66936980), (2, 33468490), (4, 16734245), (5, 13387396), (10, 6693698), (11, 6085180), (20, 3346849), (22, 3042590), (44, 1521295), (55, 1217036), (110, 608518), (220, 304259)]