31200380

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 67465440

約数和(自身を除く): 36265060

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 137, 193, 236, 274, 295, 386, 548, 590, 685, 772, 965, 1180, 1370, 1930, 2740, 3860, 8083, 11387, 16166, 22774, 26441, 32332, 40415, 45548, 52882, 56935, 80830, 105764, 113870, 132205, 161660, 227740, 264410, 528820, 1560019, 3120038, 6240076, 7800095, 15600190, 31200380]

約数ペア:

[(1, 31200380), (2, 15600190), (4, 7800095), (5, 6240076), (10, 3120038), (20, 1560019), (59, 528820), (118, 264410), (137, 227740), (193, 161660), (236, 132205), (274, 113870), (295, 105764), (386, 80830), (548, 56935), (590, 52882), (685, 45548), (772, 40415), (965, 32332), (1180, 26441), (1370, 22774), (1930, 16166), (2740, 11387), (3860, 8083)]