63840890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{220141}}^1$

素因数の和:220177

約数の個数: 16

約数和(自身を含む): 118876680

約数和(自身を除く): 55035790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 220141, 440282, 1100705, 2201410, 6384089, 12768178, 31920445, 63840890]

約数ペア:

[(1, 63840890), (2, 31920445), (5, 12768178), (10, 6384089), (29, 2201410), (58, 1100705), (145, 440282), (290, 220141)]