71135440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18919}}^1$

素因数の和:18979

約数の個数: 40

約数和(自身を含む): 168917760

約数和(自身を除く): 97782320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 18919, 37838, 75676, 94595, 151352, 189190, 302704, 378380, 756760, 889193, 1513520, 1778386, 3556772, 4445965, 7113544, 8891930, 14227088, 17783860, 35567720, 71135440]

約数ペア:

[(1, 71135440), (2, 35567720), (4, 17783860), (5, 14227088), (8, 8891930), (10, 7113544), (16, 4445965), (20, 3556772), (40, 1778386), (47, 1513520), (80, 889193), (94, 756760), (188, 378380), (235, 302704), (376, 189190), (470, 151352), (752, 94595), (940, 75676), (1880, 37838), (3760, 18919)]