15207440

素因数分解:

$2^4\times 5^1\times {\mathrm{190093}}^1$

素因数の和:190106

約数の個数: 20

約数和(自身を含む): 35357484

約数和(自身を除く): 20150044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190093, 380186, 760372, 950465, 1520744, 1900930, 3041488, 3801860, 7603720, 15207440]

約数ペア:

[(1, 15207440), (2, 7603720), (4, 3801860), (5, 3041488), (8, 1900930), (10, 1520744), (16, 950465), (20, 760372), (40, 380186), (80, 190093)]