20176354420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{68819}}^1$

素因数の和:69072

約数の個数: 48

約数和(自身を含む): 43079117760

約数和(自身を除く): 22902763340

約数列:

[1, 2, 4, 5, 10, 20, 107, 137, 214, 274, 428, 535, 548, 685, 1070, 1370, 2140, 2740, 14659, 29318, 58636, 68819, 73295, 137638, 146590, 275276, 293180, 344095, 688190, 1376380, 7363633, 9428203, 14727266, 18856406, 29454532, 36818165, 37712812, 47141015, 73636330, 94282030, 147272660, 188564060, 1008817721, 2017635442, 4035270884, 5044088605, 10088177210, 20176354420]

約数ペア:

[(1, 20176354420), (2, 10088177210), (4, 5044088605), (5, 4035270884), (10, 2017635442), (20, 1008817721), (107, 188564060), (137, 147272660), (214, 94282030), (274, 73636330), (428, 47141015), (535, 37712812), (548, 36818165), (685, 29454532), (1070, 18856406), (1370, 14727266), (2140, 9428203), (2740, 7363633), (14659, 1376380), (29318, 688190), (58636, 344095), (68819, 293180), (73295, 275276), (137638, 146590)]