201943532380

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1979}}^1\times {\mathrm{25639}}^1$

素因数の和:27826

約数の個数: 48

約数和(自身を含む): 426444480000

約数和(自身を除く): 224500947620

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1979, 1990, 3958, 3980, 7916, 9895, 19790, 25639, 39580, 51278, 102556, 128195, 256390, 393821, 512780, 787642, 1575284, 1969105, 3938210, 5102161, 7876420, 10204322, 20408644, 25510805, 50739581, 51021610, 101479162, 102043220, 202958324, 253697905, 507395810, 1014791620, 10097176619, 20194353238, 40388706476, 50485883095, 100971766190, 201943532380]

約数ペア:

[(1, 201943532380), (2, 100971766190), (4, 50485883095), (5, 40388706476), (10, 20194353238), (20, 10097176619), (199, 1014791620), (398, 507395810), (796, 253697905), (995, 202958324), (1979, 102043220), (1990, 101479162), (3958, 51021610), (3980, 50739581), (7916, 25510805), (9895, 20408644), (19790, 10204322), (25639, 7876420), (39580, 5102161), (51278, 3938210), (102556, 1969105), (128195, 1575284), (256390, 787642), (393821, 512780)]