71455580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26863}}^1$

素因数の和:26898

約数の個数: 48

約数和(自身を含む): 180526080

約数和(自身を除く): 109070500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 26863, 53726, 107452, 134315, 188041, 268630, 376082, 510397, 537260, 752164, 940205, 1020794, 1880410, 2041588, 2551985, 3572779, 3760820, 5103970, 7145558, 10207940, 14291116, 17863895, 35727790, 71455580]

約数ペア:

[(1, 71455580), (2, 35727790), (4, 17863895), (5, 14291116), (7, 10207940), (10, 7145558), (14, 5103970), (19, 3760820), (20, 3572779), (28, 2551985), (35, 2041588), (38, 1880410), (70, 1020794), (76, 940205), (95, 752164), (133, 537260), (140, 510397), (190, 376082), (266, 268630), (380, 188041), (532, 134315), (665, 107452), (1330, 53726), (2660, 26863)]