39031840

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2741}}^1$

素因数の和:2845

約数の個数: 48

約数和(自身を含む): 93282840

約数和(自身を除く): 54251000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2741, 2848, 3560, 5482, 7120, 10964, 13705, 14240, 21928, 27410, 43856, 54820, 87712, 109640, 219280, 243949, 438560, 487898, 975796, 1219745, 1951592, 2439490, 3903184, 4878980, 7806368, 9757960, 19515920, 39031840]

約数ペア:

[(1, 39031840), (2, 19515920), (4, 9757960), (5, 7806368), (8, 4878980), (10, 3903184), (16, 2439490), (20, 1951592), (32, 1219745), (40, 975796), (80, 487898), (89, 438560), (160, 243949), (178, 219280), (356, 109640), (445, 87712), (712, 54820), (890, 43856), (1424, 27410), (1780, 21928), (2741, 14240), (2848, 13705), (3560, 10964), (5482, 7120)]