38989640

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1319}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 87912000

約数和(自身を除く): 48922360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1319, 1478, 2638, 2956, 3695, 5276, 5912, 6595, 7390, 10552, 13190, 14780, 26380, 29560, 52760, 974741, 1949482, 3898964, 4873705, 7797928, 9747410, 19494820, 38989640]

約数ペア:

[(1, 38989640), (2, 19494820), (4, 9747410), (5, 7797928), (8, 4873705), (10, 3898964), (20, 1949482), (40, 974741), (739, 52760), (1319, 29560), (1478, 26380), (2638, 14780), (2956, 13190), (3695, 10552), (5276, 7390), (5912, 6595)]