220371160

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{18803}}^1$

素因数の和:19107

約数の個数: 32

約数和(自身を含む): 497553840

約数和(自身を除く): 277182680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5860, 11720, 18803, 37606, 75212, 94015, 150424, 188030, 376060, 752120, 5509279, 11018558, 22037116, 27546395, 44074232, 55092790, 110185580, 220371160]

約数ペア:

[(1, 220371160), (2, 110185580), (4, 55092790), (5, 44074232), (8, 27546395), (10, 22037116), (20, 11018558), (40, 5509279), (293, 752120), (586, 376060), (1172, 188030), (1465, 150424), (2344, 94015), (2930, 75212), (5860, 37606), (11720, 18803)]