550120220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2115847}}^1$

素因数の和:2115869

約数の個数: 24

約数和(自身を含む): 1244118624

約数和(自身を除く): 693998404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2115847, 4231694, 8463388, 10579235, 21158470, 27506011, 42316940, 55012022, 110024044, 137530055, 275060110, 550120220]

約数ペア:

[(1, 550120220), (2, 275060110), (4, 137530055), (5, 110024044), (10, 55012022), (13, 42316940), (20, 27506011), (26, 21158470), (52, 10579235), (65, 8463388), (130, 4231694), (260, 2115847)]