22179880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{577}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 51655860

約数和(自身を除く): 29475980

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 577, 620, 961, 1154, 1240, 1922, 2308, 2885, 3844, 4616, 4805, 5770, 7688, 9610, 11540, 17887, 19220, 23080, 35774, 38440, 71548, 89435, 143096, 178870, 357740, 554497, 715480, 1108994, 2217988, 2772485, 4435976, 5544970, 11089940, 22179880]

約数ペア:

[(1, 22179880), (2, 11089940), (4, 5544970), (5, 4435976), (8, 2772485), (10, 2217988), (20, 1108994), (31, 715480), (40, 554497), (62, 357740), (124, 178870), (155, 143096), (248, 89435), (310, 71548), (577, 38440), (620, 35774), (961, 23080), (1154, 19220), (1240, 17887), (1922, 11540), (2308, 9610), (2885, 7688), (3844, 5770), (4616, 4805)]