1559988860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{2861}}^1$

素因数の和:3206

約数の個数: 48

約数和(自身を含む): 3317630400

約数和(自身を除く): 1757641540

約数列:

[1, 2, 4, 5, 10, 20, 137, 199, 274, 398, 548, 685, 796, 995, 1370, 1990, 2740, 2861, 3980, 5722, 11444, 14305, 27263, 28610, 54526, 57220, 109052, 136315, 272630, 391957, 545260, 569339, 783914, 1138678, 1567828, 1959785, 2277356, 2846695, 3919570, 5693390, 7839140, 11386780, 77999443, 155998886, 311997772, 389997215, 779994430, 1559988860]

約数ペア:

[(1, 1559988860), (2, 779994430), (4, 389997215), (5, 311997772), (10, 155998886), (20, 77999443), (137, 11386780), (199, 7839140), (274, 5693390), (398, 3919570), (548, 2846695), (685, 2277356), (796, 1959785), (995, 1567828), (1370, 1138678), (1990, 783914), (2740, 569339), (2861, 545260), (3980, 391957), (5722, 272630), (11444, 136315), (14305, 109052), (27263, 57220), (28610, 54526)]