5509960

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 12499200

約数和(自身を除く): 6989240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 991, 1112, 1390, 1982, 2780, 3964, 4955, 5560, 7928, 9910, 19820, 39640, 137749, 275498, 550996, 688745, 1101992, 1377490, 2754980, 5509960]

約数ペア:

[(1, 5509960), (2, 2754980), (4, 1377490), (5, 1101992), (8, 688745), (10, 550996), (20, 275498), (40, 137749), (139, 39640), (278, 19820), (556, 9910), (695, 7928), (991, 5560), (1112, 4955), (1390, 3964), (1982, 2780)]