1615674820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{21757}}^1$

素因数の和:21892

約数の個数: 48

約数和(自身を含む): 3509130240

約数和(自身を除く): 1893455420

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 3713, 7426, 14852, 18565, 21757, 37130, 43514, 74260, 87028, 108785, 217570, 435140, 1022579, 1718803, 2045158, 3437606, 4090316, 5112895, 6875212, 8594015, 10225790, 17188030, 20451580, 34376060, 80783741, 161567482, 323134964, 403918705, 807837410, 1615674820]

約数ペア:

[(1, 1615674820), (2, 807837410), (4, 403918705), (5, 323134964), (10, 161567482), (20, 80783741), (47, 34376060), (79, 20451580), (94, 17188030), (158, 10225790), (188, 8594015), (235, 6875212), (316, 5112895), (395, 4090316), (470, 3437606), (790, 2045158), (940, 1718803), (1580, 1022579), (3713, 435140), (7426, 217570), (14852, 108785), (18565, 87028), (21757, 74260), (37130, 43514)]