28995180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21011}}^1$

素因数の和:21046

約数の個数: 48

約数和(自身を含む): 84720384

約数和(自身を除く): 55725204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 21011, 42022, 63033, 84044, 105055, 126066, 210110, 252132, 315165, 420220, 483253, 630330, 966506, 1260660, 1449759, 1933012, 2416265, 2899518, 4832530, 5799036, 7248795, 9665060, 14497590, 28995180]

約数ペア:

[(1, 28995180), (2, 14497590), (3, 9665060), (4, 7248795), (5, 5799036), (6, 4832530), (10, 2899518), (12, 2416265), (15, 1933012), (20, 1449759), (23, 1260660), (30, 966506), (46, 630330), (60, 483253), (69, 420220), (92, 315165), (115, 252132), (138, 210110), (230, 126066), (276, 105055), (345, 84044), (460, 63033), (690, 42022), (1380, 21011)]