869874820

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{189929}}^1$

素因数の和:190167

約数の個数: 24

約数和(自身を含む): 1834723800

約数和(自身を除く): 964848980

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 189929, 379858, 759716, 949645, 1899290, 3798580, 43493741, 86987482, 173974964, 217468705, 434937410, 869874820]

約数ペア:

[(1, 869874820), (2, 434937410), (4, 217468705), (5, 173974964), (10, 86987482), (20, 43493741), (229, 3798580), (458, 1899290), (916, 949645), (1145, 759716), (2290, 379858), (4580, 189929)]