11407120

素因数分解:

$2^4\times 5^1\times {\mathrm{142589}}^1$

素因数の和:142602

約数の個数: 20

約数和(自身を含む): 26521740

約数和(自身を除く): 15114620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 142589, 285178, 570356, 712945, 1140712, 1425890, 2281424, 2851780, 5703560, 11407120]

約数ペア:

[(1, 11407120), (2, 5703560), (4, 2851780), (5, 2281424), (8, 1425890), (10, 1140712), (16, 712945), (20, 570356), (40, 285178), (80, 142589)]