290400674

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{7589}}^1$

素因数の和:7682

約数の個数: 24

約数和(自身を含む): 468469980

約数和(自身を除く): 178069306

約数列:

[1, 2, 19, 38, 53, 106, 361, 722, 1007, 2014, 7589, 15178, 19133, 38266, 144191, 288382, 402217, 804434, 2739629, 5479258, 7642123, 15284246, 145200337, 290400674]

約数ペア:

[(1, 290400674), (2, 145200337), (19, 15284246), (38, 7642123), (53, 5479258), (106, 2739629), (361, 804434), (722, 402217), (1007, 288382), (2014, 144191), (7589, 38266), (15178, 19133)]