7891460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1093}}^1$

素因数の和:1140

約数の個数: 36

約数和(自身を含む): 17506188

約数和(自身を除く): 9614728

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1093, 1444, 1805, 2186, 3610, 4372, 5465, 7220, 10930, 20767, 21860, 41534, 83068, 103835, 207670, 394573, 415340, 789146, 1578292, 1972865, 3945730, 7891460]

約数ペア:

[(1, 7891460), (2, 3945730), (4, 1972865), (5, 1578292), (10, 789146), (19, 415340), (20, 394573), (38, 207670), (76, 103835), (95, 83068), (190, 41534), (361, 21860), (380, 20767), (722, 10930), (1093, 7220), (1444, 5465), (1805, 4372), (2186, 3610)]