200615642

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2178

約数の個数: 24

約数和(自身を含む): 320040000

約数和(自身を除く): 119424358

約数列:

[1, 2, 19, 38, 139, 278, 361, 722, 1999, 2641, 3998, 5282, 37981, 50179, 75962, 100358, 277861, 555722, 721639, 1443278, 5279359, 10558718, 100307821, 200615642]

約数ペア:

[(1, 200615642), (2, 100307821), (19, 10558718), (38, 5279359), (139, 1443278), (278, 721639), (361, 555722), (722, 277861), (1999, 100358), (2641, 75962), (3998, 50179), (5282, 37981)]